The main aim of the Northwest Ordinance of 1787 was to stipulate how new states would be created.
The conflict most closely associated with events in Nanjing, Dunkirk, and Hiroshima is 3. World War II. During that war, the Japanese invaded and killed many Chinese in the Chinese city of Nanjing as they sought to increase their control of East Asia. Dunkirk was a period in World War II where British forces efficiently evacuated troops and civilians from Dunkirk in lieu of the coming German army. Towards the end of the war, the United States dropped the first atomic bomb on Hiroshima killing thousands of Japanese civilians.
I believe the first chose is correct
