1987 was a pivotal year in the timeline marking the decline of the Cold War, symbolizing the shift towards a more peaceful global environment. This year saw significant events such as the signing of the Intermediate-Range Nuclear Forces Treaty (INF) between the United States and the Soviet Union, which eliminated an entire category of nuclear weapons. The agreements and diplomatic efforts in 1987 were crucial steps toward easing tensions between the superpowers, signaling a new phase in their relationship.