Conversation so far:
What treaties did Richard Nixon form with China?
President Richard Nixon's 1972 visit to the People's Republic of China was an important strategic and diplomatic overture.
Who was the leader in China at the time of Richard Nixon's 1972 visit?
Chairman Mao Zedong

Question: What agreements did Nixon and Chairman Mao negotiate?
Self-contained rewrite: What agreements did Richard Nixon and Chairman Mao negotiate?