Illegal immigration thumb|The ship Parita unloading immigrants at the beach in Tel Aviv According to Jabotinsky's "Evacuation Plan", which called for millions of European Jews to be brought to Palestine at once, the Irgun helped the illegal immigration of European Jews to Palestine. This was named by Jabotinsky the "National Sport". The most significant part of this immigration prior to World War II was carried out by the Revisionist camp, largely because the Yishuv institutions and the Jewish Agency shied away from such actions on grounds of cost and their belief that Britain would in the future allow widespread Jewish immigration.
Illegal immigration thumb|The ship Parita unloading immigrants at the beach in Tel Aviv According to Jabotinsky's "Evacuation Plan", which called for millions of European Jews to be brought to Palestine at once, the Irgun helped the illegal immigration of European Jews to Palestine. This was named by Jabotinsky the "National Sport" The most significant part of this immigration prior to World War II was carried out by the Revisionist camp, largely because the Yishuv institutions and the Jewish Agency shied away from such actions on grounds of cost and their belief that Britain would in the future allow widespread Jewish immigration.