The Gulf War (1990-1991) was a conflict between Iraq and a coalition of forces led by the United States and the United Kingdom. The war began on August 2, 1990, when Iraq invaded Kuwait, and ended on February 28, 1991, when coalition forces successfully expelled Iraqi forces from
From Wikipedia
The Gulf War was an armed conflict between Iraq and a 42-country coalition led by the United States. The coalition's efforts were in two phases: Operation Desert Shield, which marked the military buildup from August 1990 to January 1991; and Operation Desert Storm, from the bombing campaign against Iraq on 17 January until the American-led liberation of Kuwait on 28 February.