When did Genghis Khan captures the capital of the Jin Dynasty (China) ?

When did Genghis Khan captures the capital of the Jin Dynasty (China) ?

A. 1214
B. 1215
C. 1216
D. None of these

With the help of Chenyu Liu, one of the top officers who betrayed Jin, as well as the Southern Song, who wanted revenge on Jin, Genghis defeated the Jin forces, devastated northern China, captured numerous cities, and in 1215 besieged, captured and sacked the Jin capital of Yanjing (modern-day Beijing).

In Which year America joined the Second World War ?

In Which year America joined the Second World War ?

A. 1939
B. 1940
C. 1941
D. 1942

Although the war began with Nazi Germany’s attack on Poland in September 1939, the United States did not enter the war until after the Japanese bombed the American fleet in Pearl Harbor, Hawaii, on December 7, 1941.