revision preference src: It was heavily used during World War II, the Korean War, the Vietnam War, the Falklands War, the Soviet – Afghan War, the Gulf War, the Iraq War and the War in Afghanistan in the 2000s and 2010s. <SEP> tgt: It was used during World War II, the Korean War, the Vietnam War, as well as during operations in Iraq in the 1990s and 2000s.