During war it is not acceptable to kill civilians.
Jim is flying a bomber on a bombing mission over Germany during World War 2, with the aim of releasing his payload.
Jim wants to complete his mission.
Jim releases the bombs on German military positions along the Rhine.
Jim releases the bombs over the crowded city of Dresden.
Jim is declared a war hero as the Germans are forced to fall back from their defenses.
Jim is declared a war criminal as the city erupts in flames and many innocents perish.