Question

what happens in world war ii​

Answer 1

Answer:

The two dates most often mentioned as “the beginning of World War II” are July 7, 1937, when the “Marco Polo Bridge Incident” led to a prolonged war between Japan and China, and September 1, 1939, when Germany invaded Poland, which led Britain and France to declare war on Hitler's Nazi state in retaliation.

Answer 2

A huge destruction and loss of many people life in hiroshima and nagasaki of japan by the nuclear attack on it by america during world war second.