With every major decision comes controversy and backlash, and the decision by former U.S. president Harry S. Truman to use atomic weapons on the Japanese cities of Hiroshima and Nagasaki was no different. Did the U.S. absolutely need to engage in nuclear warfare? Was it morally right to bomb civilians? Did the U.S. ignore jus in bello? Many historians have differentiating views regarding the use of atomic weapons, some arguing that the atomic bombs ended the war while others maintain that the bombings