The correct answer to this open question is the following.
The outcome of the first strategic arms limitation treaty SALT 1 was that the treaty slowed down the arms race between the United States and the Soviet Union during the Cold War years., it banned the development of more nuclear weapons, and significantly reduced nuclear arsenal.
On May 27, 1972, both leaders of the Soviet Union (Leonid Brezhnev) and the United States (Richard Nixon), signed the SALT agreements in Moscow. SALT stands for Strategic Arms Limitation Talks.