After WW2 what did the Americans do with the Iwo Jima?

Question

Like, after they clearly won the war.

Answer 1

It was occupied by the US until 1962 when the island was returned to Japanese control.

Answer 2

The U.S. occupied Iwo Jima until 1968, when it was returned to Japan.
The U.S. government returned the island of Iwo Jima to the Japanese government in 1968, after the bodies of the men in the 3rd, 4th, and 5th Division cemeteries were removed to the United States.
Iwo Jima is Japanese for "Sulphur Island."

Answer 3

We kept it and Used it for an Air field and airbase for 25 Years!!!!