It was even alleged that "Nixon personally authorized" $700,000 in covert funds to print anti-Allende messages in a prominent Chilean newspaper.[170]: 93  Following an extended period of social, political, and economic unrest, General Augusto Pinochet assumed power in a violent coup d'état on September 11, 1973; among the dead was Allende.[171]

Soviet Union
Nixon with Brezhnev during the Soviet leader's trip to the U.S., 1973
Nixon used the improving international environment to address the topic of nuclear peace. Following the announcement of his visit to China, the Nixon administration concluded negotiations for him to visit the Soviet Union. The President and First Lady arrived in Moscow on May 22, 1972, and met with Leonid Brezhnev, the General Secretary of the Communist Party; Alexei Kosygin, the Chairman of the Council of Ministers; and Nikolai Podgorny, the Chairman of the Presidium of the Supreme Soviet, among other leading Soviet officials.[172]
Nixon engaged in intense negotiations with Brezhnev.