Demonstration of the atomic bomb before deploying it might have<span> put pressure on Japan to surrender with minimal loss of life.</span>
Answer: Japanese attack on Pearl Harbor
Explanation: Larger historical forces eventually brought the United States to the brink of World War II, but the direct and immediate cause that led it to officially entering the war was the Japanese attack on Pearl Harbor.
World war 1 has a lot of logical explanations on why it happened and how it happened, starting with our German rivals , was when president Lincoln has already passed