Players who receive voice chat warnings or in-game voice communication penalties can still play the game. However, per the Offensive Behavior section of the Call of Duty Security and Enforcement Policy, extreme or repeated offenses may lead to a permanent suspension from playing the game online.

Taskforce 141 is the name of a multinational special forces group under the command of Lt. Gen. Shepherd. It's recruits come from multiple special forces units around the world including the S.A.S, 75th Ranger Regiment and Canadian Special Operations Regiment.

UNITA waged a guerrilla war against Portuguese colonial rule from 1966 to 1974, then confronted the People's Movement for the Liberation of Angola (MPLA) during the Angolan Civil War. Savimbi was killed in a clash with government troops in 2002.