Top 7 Best EU4 Policies

This EU4 Policy requires a combination of the Trade and Quantity Idea Groups. It rewards players with a 15% Goods Produced modifier. Which will offer you a huge boost in your economy.

With a focus on military prowess. This policy requires the Economic Idea Group and Quality Idea Group. Choosing this policy will offer a 5% Discipline modifier. Which, on top of the 5% Discipline from Quality, gives a total of 10% Discipline. Giving a huge boost in military prowess.

This policy requires the Humanist and Offensive Idea Groups. The name, The Liberation Act, suits it as it gives a -5 Years of Separatism and a -1 National Unrest. Which will ensure your nation remains stable after a successful conquest.

Requiring the Offensive and Innovative Idea Groups. This policy has a heavy focus on improving your siege abilities. Giving your army a +10% Siege Ability and a +1 Leader Siege. Making sieging forts like cutting butter.

Taking advantage of the easiest way to grow a nation, this policy makes integrating vassals a lot easier. Requiring the Administrative Idea Group and the Infrastructure Idea Group. This policy gives a -15% Diplomatic Annexation Cost. Which will help you save essential Diplomatic Points.

Another great Policy for boosting military prowess, this one requires you to have completed the Quantity and Religious Idea Groups. This gives you a +10% Moral modifier and a +5% Moral Recovery Speed modifier. Giving great bonuses and making wars a lot easier in the early game.

Another great addition, this one helps ensure your nation remains stable after a war. Requiring both Divine and Economic Idea Groups to be complete. This one gives a -5% Core Cost and a -5 Years of Separatism. Making sure that your rapid expansion is not too costly.