As World War II transformed both the United States and the USSR, turning the nations into formidable world powers, competition between the two increased. Following the defeat of the Axis powers, an ideological and political rivalry between the United States and the USSR gave way to the start of the Cold War.

Call of Duty is a popular video game series known for its realistic depictions of military conflicts. While the games are often inspired by real historical events and settings, they are not based on specific true stories.