Were the Chinese involved in the Vietnam War?

Related questions

1. What is Zhengzhou known for?
2. What is there to do in Zhengzhou China?
3. Are Vietnamese from China?
4. How old is Zhengzhou?
5. Is Hubei North or South China?
6. Is Beijing a developed city?
7. Is Suzhou North or South China?
8. Is Hangzhou North or South China?
9. What is Henan famous for?
10. What county is Zhengzhou in?

Tags

1. #north
2. #important
3. #first
4. #second
5. #against
6. #united
7. #vietnam
8. #indochina
9. #played
10. #fighting
11. #unite
12. #states
13. #south
14. #helped
15. #later
16. #during
17. #china
18. #forces
19. #particular
20. #french
21. #nation