Biography of Yehuda Bilu: visit to his hometown Vlotzlavek, Poland, his parents and family, his activity in Betar, illegal immigration to Israel onboard ship 'Draga' in Af Al Pi, his activity in Etzel, lieutenants course in Mishmar Hayarden, his imprisonment in Acre prison and Mizra, Operation Sharona, commanders courses in Shuni trained by Polish officers, his detention in Latrun