 Complete the following phrase:  Truman asked Roosevelts cabinet members to remain in their positions, telling them he was open to their advice. He emphasized a central principle of his administration: he would be the one making the decisions, and they were to support him. During World War II, with the invasion of Japan imminent, he approved the schedule for dropping two atomic bombs to avoid a costly invasion of the Japanese mainland. Military estimates for the invasion of Japan were that it could take a year and result in 250,000 to 500,000 U.S. casualties. The U.S. bombed Hiroshima on August 6, and Nagasaki three days later, leaving 105,000 dead. The Soviet Union 