At the age of thirteen , he joined Betar and during the 1929 Palestine riots and the 1936 riots took an active part in the battle for Tel Aviv . Between 1932 and 1939 he served as an emissary for Betar and the Irgun in Poland , Romania and the Baltic countries . In 1933 , he was arrested for five weeks under suspicion of being connected to Brit HaBirionim
1929 Palestine riots
1929 Palestine riots
Aryeh Ben-Eliezer