While is a premium title, there are several ways to access it, including occasional limited-time free offers.
: Historically, the Epic Games Store has offered EU4 as a 100% off "free to keep" title for a limited time. It is worth monitoring their weekly free game rotation to see if it returns. europa-universalis-4-free-download-pc-game-full-version
: Control key trade nodes and vital ports to ensure the wealth of the world flows into your treasury. While is a premium title, there are several