Prior to 1941, there was a war "In Europe"; Involving Germany,
France, Britain, Russia (Soviet Union), Scandanavia, Italy. And a
war "In Asia"; Involving China, Japan. On December 7, 1941; the
"European War", and the "Asian War", became a GLOBAL WAR.
Japan bombed Pearl Harbor, Hawaii on December 7th in 1941 and
World War 2 officially started for the United States. Japan had
been fighting long before that though. Japan had been after the
South Pacific and China for a long time before that. Many say they
started the war in 1937.
In 1937, Japan declared war on China. Fighting continued until
China officially declared war in 1941, and in doing so, also
declared war on the WWII Axis. The war ended when Japan surrendered
to the Allies in 1945.
World War 2 took place between 1939 and 1945. However, the war
was not reffered to as "World War" until late 1941 when America
entered the war. The war also took place before 1939, between Japan
and China, and Japan and Germany's other conquests that led to the
Second World War.
Japan and China were actually fighting long before the actual
war started (1939). Then, when China joined the allies, Japan
joined the axis.
Japan invaded its neighbors including China in 1937 begining
Japans participation in what was to become the second world
WWII started in 1939
December 11, 1941 the US declared war on Germany and Italy (both
allies of Japan). Germany had declared war on the US to support
it's ally, Japan. The US had already declared war on Japan on
December 8, 1941 in response to the Japanese attack on Pearl Harbor
the day before.
The Japanese war with China began in 1937, Germany invaded
Poland in 1939. Germany and Japan joined up and then Japan attacked
America in 1941 which brought America in to the war who joined the