Europa Universalis IV

Europa Universalis IV

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Loeffle Jun 8, 2024 @ 8:17am
Coming over from EU III - where to start?
I did quite some EU III and guess I understood that game pretty well. FINALLY I decided to give EU IV a try and it looks quite different in the beginning. Of course all these things can be learned, but which start and country would you recommend for a rather slow and not too steep learning curve? (My most fun EU 3 games were with Scotland, Lithuania, Manchu and the Ottomans if I remember correctly - the HRE was always a bit annoying, so was the big blue blob)
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Showing 1-15 of 18 comments
Octopuses Jun 8, 2024 @ 8:24am 
Sweden if you have all the DLCs. Following their mission tree will teach you a lot.
Marquoz Jun 8, 2024 @ 8:30am 
The Ottomans. I discuss the reasons why in my beginner guide, which I've copied below:


EU4 is a game that is both complex and deep. You won’t be able to master it quickly. It will take hundreds of hours of experience before you actually get good at it. And that’s fine! Make mistakes! Watch them wreck you! Lose! But learn from the process. It’s a fun experience.

Also, note that I strongly recommend you play the Ottomans for your first campaign. They aren’t the game’s most powerful nation, but they are the easiest to learn with. They have a simple start and are most forgiving of the mistakes a new player is going to make. They have no dangerous immediate neighbors, the ability to almost ignore religion, a strong ruler, a solid economy and military, and many options.

Before you even unpause the game, you should customize your message settings. Pretty much every message in the game is customizable, and many of them should be set to "Pop up and pause." Army reaches destination? Pop up and pause. Fleet reaches destination? Pop up and pause. Battle begins? Pop up and pause. Battle ends? Pop up and pause. Siege ends? Pop up and pause. War starts anywhere? Pop up and pause. Etc. etc. etc. Letting the game sail on while your military sits without orders will cost you wars, and being ignorant of what’s going on around you will cost you the game.

Another thing to do before you unpause is to decide on what your goal is for the campaign you’re about to start. Are you trying to get a specific ironman achievement? Do you want to learn about colonization? Unify the Holy Roman Empire? Show Europeans that Japan can beat them at their own game? Having a goal will provide focus to your game.

Your most important resource is your monarch points. You get these from your ruler’s stats, from your advisors, from estate privileges, and from power projection. These are complex topics that I won’t describe in detail here, but some high points are appropriate. First, note that monarch points come in three categories, Admin, Diplo, and Military. All three categories of points buy technological advancement and ideas, and all three also have additional uses. Admin is used to establish control of newly conquered land—to “core it” in game parlance. Diplo is used to peacefully integrate vassals and to hire naval leaders. And Military is used to hire army leaders. There are other functions, too, but those are most important. Getting as many monarch points as you can is crucial.

Advisors provide between +1 and +5 to their category every month. Small, poor nations can’t afford any. Strong starting nations like the Ottomans can hire +1’s immediately and soon grow to +3’s. And global powerhouses can afford +5 in all categories.

Estate privileges can provide an additional +1 to each category. Estates represent the great internal power blocs of your realm—the church, the nobles, the merchants, and so on. Estate privileges and crownland are also not a simple topic and I won’t go into great detail here. As a beginner, focus on keeping your crownland above 30% to avoid penalties, and increase that value by “seizing crownland” whenever you can. Be careful with the privileges you grant. In addition to the ones that boost monarch power, focus on those that increase estate loyalty at least as much as estate influence. The most important single privilege is probably “Supremacy over the Crown,” which is usually but not always a nobility privilege. It boosts all estates’ loyalty equilibrium by 10% at the cost of allowing them to call periodic diets (legislative sessions). These diets will force you to choose between three missions to keep your estates happy—but many of these missions are great and provide useful bonuses.

Speaking of missions, each nation has a mission tree that can guide your playthrough. You don’t have to follow it if you don’t want to, but the rewards for doing so are powerful. I recommend looking at it frequently as your game position changes to see if an available mission is near completion. Then you can focus your efforts on it.

The most important thing you can do on a strategic level is create a good alliance web. If you and your allies are stronger than your potential enemies, those enemies will be too afraid to attack you. If you’re weaker, you’re going to be a target. Pick your allies carefully, with an eye towards future expansion. Tunis makes a good ally for the Ottomans, for example. They have a powerful fleet, a decent army, and a helpful geographic position. They aren’t an early target of yours, but they’re close enough to help you against nations that you’ll fight soon (like the Mamluks). Also, note that alliances will shift during the course of the game. Today’s ally is tomorrow’s conquest target.

Speaking of conquest, warfare is a complex topic. But some general tips will be helpful. Battle results are determined by the following factors:

--Relative tech levels. Even a difference of one point can have a huge impact. Make sure you are the one in the lead.
--The terrain you fight on. Always attack in plains. Always try to defend in hills, mountains, or forests. Don't cross rivers to attack. Make your enemies cross one to attack you.
--Generals. But not just any general will do. Siege pips are wonderful against forts but do nothing in a battle. Fire pips are almost useless until infantry develop good fire values and cannons advance a few levels. Shock pips are critical in the early game. Etc.
--Combat width and army composition. You want a front row of infantry + cavalry equal to your combat width. For most nations, a small number of cavalry (2 to 6, depending on combat width) is optimal. Your rear row should be exclusively artillery. At tech 7, when artillery first unlocks, you only care about the siege bonus they provide, but by the time you reach military tech 13+, you want a complete row if you can afford it.
--Sending in a second army to reinforce the first in large battles after significant damage has been done to your side.
--Making sure your troops are fully funded in wartime and have time to reach max morale.
--Drilling. The AI loves to drill, and the bonuses it provides are powerful. Once you can afford it, drill your armies in peacetime.
--Advisor and ruler bonuses
--National and military idea groups--but note that you can do VERY well in combat without either of these.

Once you really learn how combat works, you will go entire campaigns without losing a single battle.

Finally, I want to mention idea groups. As you move through the tech tree, you will unlock a series of eight idea groups. The groups you pick will play a big role in defining your playthrough. As the Ottomans, in order, I recommend Admin/Diplo/Influence as the first three that you choose. I call those groups “The Big Three” because they’re so useful. The reasons why won’t make much sense to you yet, but trust me, you can’t go wrong with them. Humanism makes a good 4th pick for the Ottomans. After that, it gets more complicated, but Expansion and Trade should be on your radar (if your game gets that far).

I hope this is of use. Feel free to ask specific questions on these forums as you learn the game. And remember the point I made at the beginning: EU4 is complex, and you’re going to be bad at it for a long time. Enjoy the learning process.
grotaclas Jun 8, 2024 @ 8:36am 
The Ottomans are a good starting country in eu4, especially if you play without the Domination DLC(Domination adds the decadence mechanics and disasters for the Ottomans in the later game to simulate their decline. They can be hard to manage for a beginner). The Ottomans are very strong in the early game, so you can make mistakes when learning the mechanics and still have a successful game. And they have many avenues of expansion, so you can grow quickly. Once you have grown stronger, you will likely border other big countries which have expanded successfully(e.g. the Mamluks, Poland/Commonwealth, Austria, Muscovy/Russia) so you can practice fighting wars against strong countries. Though strategically it is usually better to conquer small countries and expand in ways which allow you to expand into more small countries, because you can usually conquer more development in multiple small wars than in one big war, but the investment in manpower, money and time is similar. Though they are exceptions if the land is very valuable(e.g. Constantinople from Byzantium or the centers of trade in the Aleppo and Alexandria nodes from the Mamluks)
Loeffle Jun 8, 2024 @ 12:46pm 
Thank you all - right now I cannot get the game to run on PC due the launcher issue. Tried some of the solutions mentioned, but failed.
Works fine on laptop, but I'd rather play it on PC with bigger screen
Loeffle Jun 8, 2024 @ 12:47pm 
Originally posted by Octopuses:
Sweden if you have all the DLCs. Following their mission tree will teach you a lot.
Last DLC I have is El Dorado. But Sweden could be nice as I studied some of Northern history.
grotaclas Jun 8, 2024 @ 12:48pm 
Originally posted by Loeffle:
Thank you all - right now I cannot get the game to run on PC due the launcher issue. Tried some of the solutions mentioned, but failed.
Works fine on laptop, but I'd rather play it on PC with bigger screen
Which issue do you have with the launcher? Have you already tried the following steps?
First try to restart steam and your computer. That sometimes helps.
Launcher problems can often be fixed by reinstalling the launcher:
On Windows, first use the windows uninstall function to uninstall "Paradox Launcher v2"(if it is there). And then delete the launcher directories(if they exist):

  • C:/users/<UserName>/AppData/Local/Programs/Paradox Interactive/
  • C:/users/<UserName>/AppData/Local/Paradox Interactive/
  • C:/users/<UserName>/AppData/Roaming/Paradox Interactive/launcher-v2/
  • Documents/Paradox Interactive/.cpatch/
  • every directory in Documents/Paradox Interactive/ that starts with launcher-v2

In Linux delete the directories ~/.paradoxlauncher and "~/.local/share/Paradox Interactive/launcher-v2/" and the file "~/.local/share/Paradox Interactive/launcherpath"

In macOS delete the directory "~/Library/Application Support/Paradox Interactive"

Afterwards you can start the game from steam again to reinstall the launcher.

If they don't help, which OS and antivirus are you using?
Loeffle Jun 8, 2024 @ 12:49pm 
Originally posted by grotaclas:
Originally posted by Loeffle:
Thank you all - right now I cannot get the game to run on PC due the launcher issue. Tried some of the solutions mentioned, but failed.
Works fine on laptop, but I'd rather play it on PC with bigger screen
Which issue do you have with the launcher? Have you already tried the following steps?
First try to restart steam and your computer. That sometimes helps.
Launcher problems can often be fixed by reinstalling the launcher:
On Windows, first use the windows uninstall function to uninstall "Paradox Launcher v2"(if it is there). And then delete the launcher directories(if they exist):

  • C:/users/<UserName>/AppData/Local/Programs/Paradox Interactive/
  • C:/users/<UserName>/AppData/Local/Paradox Interactive/
  • C:/users/<UserName>/AppData/Roaming/Paradox Interactive/launcher-v2/
  • Documents/Paradox Interactive/.cpatch/
  • every directory in Documents/Paradox Interactive/ that starts with launcher-v2

In Linux delete the directories ~/.paradoxlauncher and "~/.local/share/Paradox Interactive/launcher-v2/" and the file "~/.local/share/Paradox Interactive/launcherpath"

In macOS delete the directory "~/Library/Application Support/Paradox Interactive"

Afterwards you can start the game from steam again to reinstall the launcher.

If they don't help, which OS and antivirus are you using?

It freezes while I try to install it... I use Bit Defender and Win 10
Yaldabaoth Jun 8, 2024 @ 12:50pm 
If I remember right from many years ago, the biggest change is trade. Make sure you understand that Venice, Genoa and English Channel are the only end nodes and controlling those is paramount to making the REAL money.
Loeffle Jun 8, 2024 @ 12:50pm 
Originally posted by grotaclas:
The Ottomans are a good starting country in eu4, especially if you play without the Domination DLC(Domination adds the decadence mechanics and disasters for the Ottomans in the later game to simulate their decline. They can be hard to manage for a beginner). The Ottomans are very strong in the early game, so you can make mistakes when learning the mechanics and still have a successful game. And they have many avenues of expansion, so you can grow quickly. Once you have grown stronger, you will likely border other big countries which have expanded successfully(e.g. the Mamluks, Poland/Commonwealth, Austria, Muscovy/Russia) so you can practice fighting wars against strong countries. Though strategically it is usually better to conquer small countries and expand in ways which allow you to expand into more small countries, because you can usually conquer more development in multiple small wars than in one big war, but the investment in manpower, money and time is similar. Though they are exceptions if the land is very valuable(e.g. Constantinople from Byzantium or the centers of trade in the Aleppo and Alexandria nodes from the Mamluks)
I don't have DLC Dominion.
Had some fun with the Ottomans in EU 3 - especially against my arch enemy Austria, while Russia never existed ;)
Loeffle Jun 8, 2024 @ 12:52pm 
Originally posted by Marquoz:
The Ottomans. I discuss the reasons why in my beginner guide, which I've copied below:


EU4 is a game that is both complex and deep. You won’t be able to master it quickly. It will take hundreds of hours of experience before you actually get good at it. And that’s fine! Make mistakes! Watch them wreck you! Lose! But learn from the process. It’s a fun experience.

Also, note that I strongly recommend you play the Ottomans for your first campaign. They aren’t the game’s most powerful nation, but they are the easiest to learn with. They have a simple start and are most forgiving of the mistakes a new player is going to make. They have no dangerous immediate neighbors, the ability to almost ignore religion, a strong ruler, a solid economy and military, and many options.

Before you even unpause the game, you should customize your message settings. Pretty much every message in the game is customizable, and many of them should be set to "Pop up and pause." Army reaches destination? Pop up and pause. Fleet reaches destination? Pop up and pause. Battle begins? Pop up and pause. Battle ends? Pop up and pause. Siege ends? Pop up and pause. War starts anywhere? Pop up and pause. Etc. etc. etc. Letting the game sail on while your military sits without orders will cost you wars, and being ignorant of what’s going on around you will cost you the game.

Another thing to do before you unpause is to decide on what your goal is for the campaign you’re about to start. Are you trying to get a specific ironman achievement? Do you want to learn about colonization? Unify the Holy Roman Empire? Show Europeans that Japan can beat them at their own game? Having a goal will provide focus to your game.

Your most important resource is your monarch points. You get these from your ruler’s stats, from your advisors, from estate privileges, and from power projection. These are complex topics that I won’t describe in detail here, but some high points are appropriate. First, note that monarch points come in three categories, Admin, Diplo, and Military. All three categories of points buy technological advancement and ideas, and all three also have additional uses. Admin is used to establish control of newly conquered land—to “core it” in game parlance. Diplo is used to peacefully integrate vassals and to hire naval leaders. And Military is used to hire army leaders. There are other functions, too, but those are most important. Getting as many monarch points as you can is crucial.

Advisors provide between +1 and +5 to their category every month. Small, poor nations can’t afford any. Strong starting nations like the Ottomans can hire +1’s immediately and soon grow to +3’s. And global powerhouses can afford +5 in all categories.

Estate privileges can provide an additional +1 to each category. Estates represent the great internal power blocs of your realm—the church, the nobles, the merchants, and so on. Estate privileges and crownland are also not a simple topic and I won’t go into great detail here. As a beginner, focus on keeping your crownland above 30% to avoid penalties, and increase that value by “seizing crownland” whenever you can. Be careful with the privileges you grant. In addition to the ones that boost monarch power, focus on those that increase estate loyalty at least as much as estate influence. The most important single privilege is probably “Supremacy over the Crown,” which is usually but not always a nobility privilege. It boosts all estates’ loyalty equilibrium by 10% at the cost of allowing them to call periodic diets (legislative sessions). These diets will force you to choose between three missions to keep your estates happy—but many of these missions are great and provide useful bonuses.

Speaking of missions, each nation has a mission tree that can guide your playthrough. You don’t have to follow it if you don’t want to, but the rewards for doing so are powerful. I recommend looking at it frequently as your game position changes to see if an available mission is near completion. Then you can focus your efforts on it.

The most important thing you can do on a strategic level is create a good alliance web. If you and your allies are stronger than your potential enemies, those enemies will be too afraid to attack you. If you’re weaker, you’re going to be a target. Pick your allies carefully, with an eye towards future expansion. Tunis makes a good ally for the Ottomans, for example. They have a powerful fleet, a decent army, and a helpful geographic position. They aren’t an early target of yours, but they’re close enough to help you against nations that you’ll fight soon (like the Mamluks). Also, note that alliances will shift during the course of the game. Today’s ally is tomorrow’s conquest target.

Speaking of conquest, warfare is a complex topic. But some general tips will be helpful. Battle results are determined by the following factors:

--Relative tech levels. Even a difference of one point can have a huge impact. Make sure you are the one in the lead.
--The terrain you fight on. Always attack in plains. Always try to defend in hills, mountains, or forests. Don't cross rivers to attack. Make your enemies cross one to attack you.
--Generals. But not just any general will do. Siege pips are wonderful against forts but do nothing in a battle. Fire pips are almost useless until infantry develop good fire values and cannons advance a few levels. Shock pips are critical in the early game. Etc.
--Combat width and army composition. You want a front row of infantry + cavalry equal to your combat width. For most nations, a small number of cavalry (2 to 6, depending on combat width) is optimal. Your rear row should be exclusively artillery. At tech 7, when artillery first unlocks, you only care about the siege bonus they provide, but by the time you reach military tech 13+, you want a complete row if you can afford it.
--Sending in a second army to reinforce the first in large battles after significant damage has been done to your side.
--Making sure your troops are fully funded in wartime and have time to reach max morale.
--Drilling. The AI loves to drill, and the bonuses it provides are powerful. Once you can afford it, drill your armies in peacetime.
--Advisor and ruler bonuses
--National and military idea groups--but note that you can do VERY well in combat without either of these.

Once you really learn how combat works, you will go entire campaigns without losing a single battle.

Finally, I want to mention idea groups. As you move through the tech tree, you will unlock a series of eight idea groups. The groups you pick will play a big role in defining your playthrough. As the Ottomans, in order, I recommend Admin/Diplo/Influence as the first three that you choose. I call those groups “The Big Three” because they’re so useful. The reasons why won’t make much sense to you yet, but trust me, you can’t go wrong with them. Humanism makes a good 4th pick for the Ottomans. After that, it gets more complicated, but Expansion and Trade should be on your radar (if your game gets that far).

I hope this is of use. Feel free to ask specific questions on these forums as you learn the game. And remember the point I made at the beginning: EU4 is complex, and you’re going to be bad at it for a long time. Enjoy the learning process.

Great guide and insight, thanks a lot
grotaclas Jun 8, 2024 @ 12:53pm 
Originally posted by Loeffle:
Originally posted by grotaclas:
Which issue do you have with the launcher? Have you already tried the following steps?
First try to restart steam and your computer. That sometimes helps.
Launcher problems can often be fixed by reinstalling the launcher:
On Windows, first use the windows uninstall function to uninstall "Paradox Launcher v2"(if it is there). And then delete the launcher directories(if they exist):

  • C:/users/<UserName>/AppData/Local/Programs/Paradox Interactive/
  • C:/users/<UserName>/AppData/Local/Paradox Interactive/
  • C:/users/<UserName>/AppData/Roaming/Paradox Interactive/launcher-v2/
  • Documents/Paradox Interactive/.cpatch/
  • every directory in Documents/Paradox Interactive/ that starts with launcher-v2

In Linux delete the directories ~/.paradoxlauncher and "~/.local/share/Paradox Interactive/launcher-v2/" and the file "~/.local/share/Paradox Interactive/launcherpath"

In macOS delete the directory "~/Library/Application Support/Paradox Interactive"

Afterwards you can start the game from steam again to reinstall the launcher.

If they don't help, which OS and antivirus are you using?

It freezes while I try to install it... I use Bit Defender and Win 10
Do I understand you correctly that you see a launcher installer when you run eu4 from the steam library and that installer freezes? And you never get to see an actual launcher window? That's pretty unusual. You could check the logs/reports of bitdefender to see if it blocked something.
Loeffle Jun 8, 2024 @ 12:56pm 
Originally posted by grotaclas:
Originally posted by Loeffle:

It freezes while I try to install it... I use Bit Defender and Win 10
Do I understand you correctly that you see a launcher installer when you run eu4 from the steam library and that installer freezes? And you never get to see an actual launcher window? That's pretty unusual. You could check the logs/reports of bitdefender to see if it blocked something.

Aye, not sure of the correct wording, but sth like "installation cannot be completed" - then I have retry and abandon as options.
I did use the run as administrator option.

It's strange as the launcher works perfectly on the laptop, which has also win 10 and bitdefender.
grotaclas Jun 8, 2024 @ 1:07pm 
Originally posted by Loeffle:
Aye, not sure of the correct wording, but sth like "installation cannot be completed" - then I have retry and abandon as options.
This happens in some cases(in contrast to an actual freezing of the installer which I have never seen). Does it give any other details about why the installation can't be completed(e.g. an error code)? The installer might have written some log files in the folders which I mentioned above. You could post them in the official eu4 tech support forum[forum.paradoxplaza.com] or on the paradox support website. They are more experienced with diagnosing complicated launcher problems from the logs. But you could also post them here and I could have a look.
Originally posted by Loeffle:
It's strange as the launcher works perfectly on the laptop, which has also win 10 and bitdefender.
Then it is probably not bitdefender which is causing the problem. Windows 10 should definitely work(I mostly asked the question about the OS, because windows 7/8 and older linux and macOS versions don't work with recent launcher versions anymore)
Octopuses Jun 8, 2024 @ 4:03pm 
Originally posted by Loeffle:
Originally posted by Octopuses:
Sweden if you have all the DLCs. Following their mission tree will teach you a lot.
Last DLC I have is El Dorado. But Sweden could be nice as I studied some of Northern history.

Lion of the North DLC greatly enhances Sweden experience. I wouldn't recommend playing Sweden without it.
Yaldabaoth Jun 9, 2024 @ 1:26am 
Just get the subscription "dlc" for one month (or however long you want to play) instead of buying the dlc piecemeal. That's not worth it.
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Date Posted: Jun 8, 2024 @ 8:17am
Posts: 18