Germany
Removed requested manpower for it's focus but the focus are date blocked now (more historical)
Cosmetic change for the Atlantikwall focus (conditions of the focus are more clear now)
Operation Fall Blau gives +25% attack against the USSR instead of +15% attack in addition to the old bonuses

Bulgaria
Starts with CAS 1 researched
Air Doctrine focus gives 4x100% on air doctrine instead of 2x100%
New focus that gives 1x100% research bonus on CAS2
Reworked land part of the focus tree, gets 1x100% on heavy tanks but it's now divided in 3 focus instead of 2
German Air Collaboration also gives bonuses on CAS now (-5% production cost and +10% range)

Hungary
Can do both Develop Tanks focus and Assault Gun Focus
Home Defense focus gives 2x100% on land doctrine instead of 1x100% on Grand Battle Plan doctrine
Light Infantry Divisions Doctrine gives +5% attack on forest instead of +2% (in addition to the old bonuses)
New focus that gives 1x100% on AT artillery
New focus that gives +10% special forces capacity
New focus that gives 2x100% on infantry equipment
New focus thats give 1x100% on engineer

USSR
Renamed General Winter focus to Winter Equipment (cosmetic)
Fighter designer gives -10% production cost for fighter instead of -5% but doesn't get the +5% reliability anymore
The purge also reduce the strategic bombing (can't destroy all the finish industry anymore) and the ace generation chance (both from -50% to -10% during the purge)
Blocked on closed economy but the Home of the Revolution idea gives the same bonuses as free trade (closed economy for historical reasons and the free trade bonus for balance reasons)
Stalin Constitution gives 150pp instead of 160
Socialist Realism focus, New Soviet Man focus and Transformation of Nature focus give 100pp instead of 120
Progress Cult gives +7% research speed instead of +5% (like in Vanilla 1.6)
Has to wait until Germany attacks Poland to take its part of the Molotov-Ribbentrop deal (historical)

UK
Removed Influence China focus (useless)
Hold the Imperial Conference focus takes 35days instead of 70
Aircraft Production Group gives -10% production cost for fighters instead of -15%
Gets -5% production cost for fighter during the Finest Hour in addition to the old bonuses (for 200 days after the fall of France)
Colonial Elite gives +7% research speed instead of +5% (like in Vanilla 1.6)

Finland
Starts with 10 and 20 width templates now instead of 4, 6 and 12 width

South Africa
Jan Smuts is back in the game as general (forgot to add it back when switched to 1.6)

Norway
Antarctic Expedition gives +5% research speed instead of +3%
The Reichskommissariat Norwegen won't get the Norwegian ideas anymore

Japan
The Student Mobilization gives +10% research bonus on doctrines instead of +7%

Factories (re)balance
USSR: +5 military factories (2 in Minsk, 2 in Smolensk and 1 in Dnipropertovsk) +11 civilian factories (1 in Kursk, 1 in Bryansk, 2 in Crimea, 2 in Minsk, 2 in Smolensk, 1 in Kiev, 1 in Novgorod and 1 in Chernigov)
British Raj: -3 civilian factories (-1 in West Bengal, -1 in East Bengal and -1 in Indore)
UK: -2 civilian factories (-1 in Northern Ireland and -1 in West Midlands)
Japan: +3 military factories (1 in Saipan, 1 in Palau and 1 in Hokkaido) + 4 civilian factories (1 in Shikoku, 2 in Koshinetsu and 1 in Okinawa)
China: +1 military factory in Shanghai
Ma Clique: +1 military factory in Gannan
Sichuan Clique: +1 fuel silo in Sichuan
Siam: +1 military factory in Siam

Moved Resources
-2 oil in Khartoum
+2 oil in Marsa Matruh

Buildings changes
Synthetic Refinery oil production is doubled (4 per hour instead of 2)
Fuel Silos cost 6500 instead of 5000
Fuel Silos are 20% more resistant against bombing

Other
Benelux countries, Poland, Norway and Denmark are neutral countries until Germany does the focus to attack them
Garrison order doesn't give 300% capacity for generals anymore

Germany
Invest in Romania gives 2 refineries per state instead of 1 but cost 3 civilians instead of 2

Romania
German Control Over Romanian Oil Production gives +50% fuel gain from refineries in addition to the old bonuses

USA
Can request the danish islands again (removed by mistake when switched from 1.5 to 1.6)

UK
New decision to build ariports in Crete once Greece has joined the allies

British Raj
Reworked focus tree, can't rush independence anymore (which is more historical) and gets to pick between more manpower or better economy
Indian Gurkhus focus and Lions of the Great War focus give +5% Recruitable Population Facor instead of 3%
RAF Funding focus gives 100 fighters instead of 20

UK
Can Free India in 1943 or in 1941 if the British Raj goes for the two nations theory option
Pakistan will be added to the allies faction if the British Raj went for the two nations theory (They were part of the British Commonwealth)
Jet Aircraft focus gives 50% research bonus for fighter 3 instead of 40%

USSR
New focus that gives 4 fuel silos in the Caucasus

Hungary
2 new focus that give fuel silos (4 in total)

Bulgaria
New focus that gives 1 fuel silo
Reworked industrial part of the tree in order to get 3rd research slot faster
New focus that gives 2 anti-aicraft batteries on Sofia

Canada
New focus that gives 3 fuel silos

South Africa
The infrastructures it gets by focus won't pop in South West Africa anymore
Reworked land army part of the focus tree, can rush tank technology faster (reduce ahead of time penalty by 6 months for medium 1, medium 2, heavy 1 or heavy 2) but has to choose between tanks and motorized/mechanized

Australia
Sentinel Tank Project reduce ahead of time penalty by 6 months in addition to the old bonuses

Finland
Quality focus gives +20% special forces cap in addition to the old bonuses
The infrastructures it gets by focus won't pop in Petsamo, Salla or Karjala anymore

New Zealand
Taranaki Oil focus takes 35 days instead of 70

Italy
Must have control over Libya in order to send the ambassador to Iraq
New focus that gives bonuses for synthetic resources technologies after having done the Iraqi focus
Start with naval technologies from the 1.6.2 version instead of the 1.6 one

CommonWealth
The Imperial Confederation's Trade Policy and Constitutional Arrangements gives +5% resource gain efficiency in addition to the old bonuses (you still get it through the UK's focus tree)

Suppression
Quality of the divisions' suppression also dipends on material now, 0.9 suppression for gun 1, 1 suppression for gun 2, 1.1 suppression for gun 3 and 1.2 suppression for gun 3 (10 width cavalry with 1936 guns will be 10 suppression like in Vanilla)
Laking guns will also means reduction of suppression
Military Police boosted (The first one gives +40% suppression factor instead of +20% and the other technologies gives +20% instead of +10%)

UK
Chamberlain Appeaser trait is now -1% war support instead of 5%

Japan
New focus called Imperial Austerity that gives -10% fuel consumption

Germany
Removed second barbarossa idea
Enigma gives +20% attack for submarine in addition to the old bonuses

USA
Gets the Husky bonuses from the British focus tree too

USSR
Removed missions to protect Moscow, Stalingrad and Leningrad

Naval changes
Torpedos damages reduced (-25% / -50% dipending on the technology)
Submarine torpedos damages reduced (-10% / -30% dipending on the technology and the first technology remain unchanged)

Exiled Governement
Max level for exiled army leader is now 2 instead of 3

Other
Rocket sites are 10% more vulnerable to bombing

USA
The Panay event is now historical (Japan has to pay compensations, and the compensations are reduced to 20pp instead of 100 but the USA won't get the +5% war support)

UK
Gets the Cryptanalysis of Enigma from the Cryptologic Bomb focus now but it's reduced to +10% submarine detection

Germany
Engima gives -10% submarine visibility instead of -20% and -5% surface visibility instead of -10% but the research bonuses on encryption and decryption tech are now 20% and 10% instead of 10% and 5%

Japan
Cruiser modernization focus gives 150% research bonus on cruiser models instead of 75%

Changelog is too big, can't write it down here, go check the "04/05/19 Update" discussion for the 04/05/19 changelog.

Bulgaria
Armored Effort II focus gives 1x50% research on all motorized instead of just mechanized I

South Africa
New focus to change the governement which gives +10% stability and put Jan Smuts as leader of the country (historical)

USSR
NKVD Divisions focus now says what it does (Reinforce Rate +10%)
Five Year Plan will cancel if in a civil war
Innovative Tank Doctrine gives +5 organization to tanks and +10 organization to motorized and mechanized (After that the USSR gets almost as many organization as Germany, depending on the template and Germany's doctrine choice)

Romania
Reworked central part of the focus tree (removed useless focus)
German-Romanian Oil Exploitation Company focus can't be done before Germany has taken control over the oil production but the focus also gives 1x25% research bonus on Synthetic resources

Italy
Can send the ambassador to Iraq even if UK has lost northern Egypt
Can't bypass Ethiopian War Logistics focus anymore

UK
Operation Husky focus now takes 1 day instead of 35
Can't make Ireland join the allies by decision anymore
Fallback Strategy focus gives level 2 fort instead of 1
Changed icon for African Strategy focus (cosmetic)

Japan
Ichi Go doesn't activate a mission anymore which means Japan won't have a penalty if they don't finish the conquest of China

France
French Pacifism reduced recruitable population is now -1.5% instead of 1%

Mass Assault Doctrine
Gives +5 organization for all infantry (included mechanized and motorized)
Gives +0.1 recovery rate for light infantry

Other
The Persian Corridor can be blocked by the Axis or by Japan if they take control of the region (will interrupt the lend-lease)
Boost and Coup are completly removed
Switzerland and Afghanistan are now neutral
Optimization for multiplayer (game speed and lag)

Germany
New focus "Bilateral Trade Agreements"
Starts with BF 109 E in production

UK
Jet Focus gives 35% bonus for Jet Technology instead of 50%

Italy
Secret Weapons focus gives 2x50% for electronic and 1x50% for rocketry instead of 2x50% for both
Jet Engine Effort gives 35% bonus for Jet Technology instead of 50%

Vichy France
Won't be able to send volunteers anymore

China
Army Corruption gives -5% additional Organisation penalty

USSR
Order 227 takes 1 day instead of 35
Order 227 can be done after Operation Countenance or General Winter now
Innovative Tank Doctrine doesn't give bonus on organisation for tanks

Mass Assault Doctrine
Gets +5 Organisation for tanks

Moved Ressources
Northern France -9 Aluminum
Southern France (Vichy's part) -40 Aluminum
Algeria -10 Aluminum
Hungary -80 Aluminum (-50 if you count that you can get back 30 with the German focus)
Yougoslavia -30 Aluminum
Greece - 9 Aluminum
Suriname +40 Aluminum
Norway +9 Aluminum
USA +7 Aluminum
USSR +18 Aluminum (included the 10 you get by focus)
Dutch East Indies +10 Aluminum
French Guiana +25 Aluminum
Canada +39 Aluminum (by focus)

UK
Can't Integrate British Malaysia before it's 1941

USSR
Innovative Tank Doctrine gives +30% organisation and +30% breackthrough for tanks instead of +25% organisation and +40% breackthrough

China
Industrial Evacuations can't be done before the Last Reinforcement focus anymore

Abilities
Force Attack :
Combat offense +10% instead of +20%
Combat Breacktrough +10% instead of +25%
Organisation Damage Multiplier -50% instead of -100%
Strength Damade Multiplier +50% instead of +60%
War Support Reduction On Damage 10% instead of 20%
Last Stand :
Combat Defense +10% instead of +20%
Combat Entrenchment +10% instead of +25%
Organisation Damage Multiplier -50% instead of -90%
Strength Damade Multiplier +50% instead of +60%
War Support Reduction On Damage 10% instead of 20%

Doctrines
Mass Assault : Doesn't get the Organisation bonus on tank anymore but +10% breackthrough and +10% recovery rate for armor

Templates
Puppets templates have been switched to 10, 20 or 40 width (Croatia, Slovakia, Manchukuo, Mengkukuo, British Malaya, Philippines, Ethiopia, Irak, Siam, New Zealand, Mongolia, Communist China and all the Chinese Warlords)

Other
Vichy France has the same 3D model as France
Fixed mistake

Italy
Can't go to war with Greece before Germany is at war but the focus takes 35 days instead of 70
Starts with 5 more civilian
Can't rush 1943's Medium Tank anymore

Germany
Anschluss gives 12% threats instead of 10%
BF109 E gets +1 range and +1 reliability from the start
Will send scientist to Italy and Japan once they have done the Jet Reactor focus (both of them will receive a new jet fighter designer)

Australia
Can go light tanks with its focus

France
Commandos Kieffer is now a 40 width template instead of a 20 width one
Army Reform focus gives 1x50% for doctrine instead of 2x50%
Lessons of War focus gives 3x50% for doctrine instead of 2x50%
French Pacifism doesn't allow you to switch mobilization law but reduce manpower from 1.5% to 1%

China
Moved two military factories from inner land to Beijing and Nanjing
Army Corruption also nerf army organisation (in addition to the others modifier)
Gets 30% more guns from decisions (Increased Gun Production focus)

USA
Lend-Lease USSR focus also opens the Persian Corridor which allows UK and USA to send materials to the USSR by decisions

RAJ
Indian Armor focus gives +50% research bonus for light tanks instead of +15% research bonus for armor
Strengthen Ties With British Investors focus needs 20% autonomy progress instead of 40%
British Rail Investors and British Arms Investors focus need 30% autonomy progress instead of 40%

South Africa
Gets a new general : Jan Smuts

Bulgaria
Boris III gives +10% stability instead of +5%

Siam
Excavations focus I, II and III take 35 days instead of 70

USSR
Motorized Rocket Equipment production bonus is now 20% instead of 15% (GAZ designer)
Soviet War Machine doesn't require to have finished Order 227 bonus
Innovative Tank Doctrine gives +25% organisation for tanks instead of +30%

Moved ressources
Philippines -15 Rubber +3 Aluminum
USSR +5 Rubber (through focus)
Siam +5 Rubber
Indonesian Borneo +5 Rubber
Southern France -2 Steel -6 Aluminum
Corsica +3 Aluminum
Bulgaria +2 Steel (through focus)

Doctrine Balance
Superior Fire Power : +5% Supply Consumption Factor
Grand Battle Plan : +20% Max Planning
Mass Assault : +5 Tank Organisation

Other
New air region in Egypt
Greece can't be attacked before 1941 (or by focus)
Neutral countries won't send volunteers anymore
Can also do War Propaganda when at war and the world tension is higher than 90%
Fixed grammatical errors
Jet Fighters have 75 agility instead of 72
Motorized Rocket Equipment cost is 10 instead of 8.5