A new trailer from Firaxis and 2K highlights the changes players can expect to the various policies, as well as the new ideology system.

In the video below, you will learn about the three ideologies your civilization can adopt upon reaching the modern age, the new wonders you can build, and the new policy trees just waiting to be explored.

For more about Civilization V: Brave New World, read our in-depth preview here and watch a video here.