The crossword solution for the term 'NIXON IN CHINA IS ONE' is OPERA. This refers to the OPERA of the same name, composed by John Adams and libretto by Alice Goodman, which premiered in 1987. It tells the story of President Richard Nixon's 1972 visit to China, the first time a U.S. president had visited the country since its 1949 revolution. The OPERA was a critical and popular success, and has been performed around the world.