Conversation so far:
What was Richard Nixon's relationship with the Soviet Union?
Richard Nixon used the improving international environment to address the topic of nuclear peace
What was significant about the Soviet Union at the time Richard nixon visited the soviet Union?
Nixon engaged in intense negotiations with Brezhnev. Out of the summit came agreements for increased trade and two landmark arms control treaties
What were the arms control treaties negotiated between The soviet Union and president Richard Nixon?
SALT I, the first comprehensive limitation pact signed by the two superpowers, and the Anti-Ballistic Missile Treaty, which banned the development of systems designed to intercept incoming missiles.
What were the reactions to SALT I, the first comprehensive limitation pact signed by the two superpowers, and the Anti-Ballistic Missile Treaty, which banned the development of systems designed to intercept incoming missiles negotiated between Richard Nixon and the Soviet Union?
Richard Nixon and Brezhnev proclaimed a new era of peaceful coexistence
Are there any other interesting aspects about the Richard Nixon article?
Following the announcement of Richard Nixon's visit to China, the Nixon administration concluded negotiations for him to visit the Soviet Union

Question: What did he do during this trip?
Self-contained rewrite: What did richard Nixon do during his trip to the soviet union trip?