Is this the 1st time the term #UAP was used?

Thx to Scott Brown for sharing this on twitter @SBrowneITF

Nick Pope claimed in an interview that it was the Brits who came up with #UAP, but this document proves otherwise, can you find any earlier references to it?

Follow the conversation on this on Twitter https://twitter.com/SBrowneITF/status/1406569153532764160?s=20