First flight of the Yakovlev Yak-38/Yak-36M
Friday, December 31, 1971
This is a Notable Operational milestone.
Description:
The Yak-38 (originally designated Yak-36M) was a fleet defense, reconnaissance, and anti-ship strike ship-borne VTOL aircrfaft.
Source: AHS V/STOL Wheel entry for this aircraft
(Note: Only the year of this milestone is known)
