 The visit of President Nixon was the first visit of a U.S. President to Moscow, and the second visit of a U.S. President to the USSR since Franklin Roosevelt went to Yalta in February 1945.While Nixon did not stay at Spaso House, staying at the Kremlin instead, he did host a dinner for Soviet leaders in the ballroom of Spaso House on May 26, 1972, after the announcement of the START and ABM agreements.That evening the pianist Van Cliburn also played a concert at Spaso House, the first of a long series of performances at Spaso by major American artists.