1950s-'70s defense gp. (5)
I believe the answer is:
seato
(Another definition for seato that I've seen is " former defence alliance".)
I've seen this clue in the King Feature Syndicate.
Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free.
Check out my app
or
learn more
about the Crossword Genius project.