|Willy Brandt (right) with John F. Kennedy in 1961.|
Brandt, who served as leader of the Social Democratic Party (SPD) from 1964 to 1987, provided intelligence to the CIC from 1948 to March 17, 1952, Der Spiegel has reported.
The magazine wrote that Brandt briefed the CIC about the activities of the FDJ, the youth wing of the German Democratic Republic (DDR) and the ruling Socialist Unity Party (SED).
It claimed that Brandt also provided information on shipyards, factories, the railway system and the telephone network of the Soviet army.
He met CIC liaison officers who classified him as trustworthy more than 200 times in four years, according to sources. It was stated that Brandt, who was an informant for four years, was registered with the code "O-35-VIII."
Brandt was a recipient of the Nobel Peace Prize in 1971, He died on October 8, 1992 in Unkel, near Bonn.