 So as not to harm the continuing war effort against Nazi Germany, Begin decided to hold off on attacking British military targets until Germany was defeated.On 1 February 1944, the Irgun declared a revolt against British rule, declaring that "there is no longer any armistice between the Jewish people and the British Administration in Eretz Israel which hands our brothers over to Hitler", and demanding the immediate transfer of power to a provisional Jewish government.On February 12, the Irgun bombed the immigration offices in Jerusalem, Tel Aviv, and Haifa.