Born in 1939 in Riga, Latvia, he together with his friends, worked at the creating of a memorial for 33 thousand Latvian Jews, killed by Latvian and German Nazis in the Rumbulsky Forest during the years of the Holocaust—an activity towards which the attitude of the Soviet regime was very hostile. He was one of the most prominent and respected Zionist workers in the Baltic States which led to his arrest in 1970 when he was charged with Zionist anti-State subversive activity, the distribution of anti-Soviet materials, theattempt athijacking an aircraft to fly to Israel, and also with treason against his native land. Since at that time Wulf was an officer in the Soviet Army, he was tried by a military tribunal and sentenced in 1971 to 10 years imprisonment in the Gulag. Released in 1979 he immediately left the USSR for Israel, where he was elected to the Council of the Organization of the Prisoners of Zion.