After leaving Turkey after eleven years in Ankara in 1971, Nazar worked in Washington and Bonn for the rest of his career, cooperating closely with Zbigniew Brzezinski on publications contrasting the Western capitalist system with Soviet Communism. Inside the CIA and American administration he held a minority opinion arguing that nationalism was still strong among the non-Russian peoples of the Soviet Union and that the combination of the nationalities problem and the weakness of the Soviet economy meant that the USSR faced likely collapse at an early date.