1) What is the capital of Vietnam?
2) What ocean borders Vietnam?
3) What is Vietnam's official language?
4) What is the longest river in Vietnam?
5) What year did North and South Vietnam reunify?
6) What is the official language of Vietnam?
7) What is Vietnam's currency?
8) Who was the leader of the Viet Cong during the Vietnam War?
9) When did the Vietnam War officially begin?
10) What country did the United States fight against during the Vietnam War?