Born February 21, 1921 in Jerusalem. Joined Betar and the Irgun in 1938 and took part in operations against Arab rioters which broke the havlaga (self-restraint policy).

Accompanied David Raziel on a mission on behalf of the British army to Iraq, where Raziel was killed.

Participated in operations against the British authorities in Palestine: the first attack on the central British Intelligence in Jerusalem, the raid on the District Police station in Jerusalem, the attack on Beit Dagon police station on Yom Kippur, 27 September 1944 (commanded the operation) etc.

Arrested several times by the British and jailed in Jerusalem and Acre. Exiled to Africa and returned with the last exiles from Kenya on July 12, 1948, after the establishment of the State of Israel.