
1) ICA predecessor 2) OWI successor 3) Federal bureau 4) Federal news org 5) Federal org 6) Foreign-affairs agcy 7) Former VOA overseer 8) Government info agency 9) HQ of the Voice of America 10) Info agcy 11) Information agency 12) Information group 13) Old public diplomacy org 14) Old VOA parent 15) Old Voice of America org
Found on
https://www.crosswordclues.com/clue/usia

US Information Agency (Vietnam)
Found on
http://www.psywar.co.uk/glossary.php

acronym: United States Information Agency
Found on
https://www.encyclo.co.uk/local/20002
No exact match found.