The Messerschmitt Bf-109a fighter prototype makes its first flight at Augsburg, Germany. More than 32,000 Bf-109s will be built (including post-war versions in Spain and Czechoslovakia) in a multitude of versions, making it the second most produced aircraft of all time. (Most produced: Ilyushin II-2; see entry for Dec. 30, 1939.)
In a show force over the Pacific, the U.S. conducted separate bilateral exercises with South Korea and Japan in response to North Korea’s May 24 ballistic missile test. The North’s test reportedly included an intercontinental ballistic missile, launched while President Joe Biden flew home from the region. Also on May…