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.
Call of Duty: Black Ops Cold War's campaign is set during the Cold War in the early 1980s. It follows Green Beret turned CIA SAD/SOG officer Russell Adler (Bruce Thomas) and his mission to stop an international espionage threat known as Perseus (William Salyers) in 1981. The story is inspired by actual events.
The mid-season 2 update called Reloaded starts on March 15th at 9 AM pacific time. It's a simultaneously released patch in Call of Duty MW2 & Warzone 2 that adds a new multiplayer map, weapon, and operator, along with Raid episode 2, Camo Challenges, and an anniversary event.