Why did the US invade Iwo Jima?

Related questions

1. Who won Iwo Jima?
2. Did the US Army fight on Iwo Jima?
3. Where did they raise the flag on Iwo Jima?
4. Was raising the flag on Iwo Jima staged?
5. Who helped raise the flag on Iwo Jima?
6. Who won battle of Iwo Jima?
7. How many died on Iwo Jima?
8. How many Iwo Jima flag raisers survived?
9. Who won the Battle of the Coral Sea?
10. Who were the original flag raisers on Iwo Jima?

Tags

1. #minds
2. #island
3. #launched
4. #airfields
5. #bombing
6. #pacific
7. #military
8. #prime
9. #against
10. #artillery
11. #guarded
12. #launch
13. #japan
14. #estate
15. #build
16. #american
17. #japanese
18. #detachment
19. #raids
20. #which
21. #operation
22. #invasion
23. #miles
24. #barren
25. #marines