 Complete the following phrase:  The development of the B-29 gave the United States a bomber with sufficient range to reach the Japanese home islands from the safety of American bases in the Pacific or western China. The capture of the Japanese island of Iwo Jima further enhanced the capabilities that the Americans possessed in their strategic bombing campaign. High-explosive and incendiary bombs were used against Japan to devastating effect, with greater indiscriminate loss of life in the firebombing of Tokyo on March 910, 1945 than was caused either by the 