This Day in History:
June 26, 1946
The U.S. Army Air Force and Navy adopt the “knot” and “nautical mile” as standard aeronautical units for speed and distance. A nautical mile is about 6.080 ft. (1,853 m), and knot is the equivalent of one nautical mile per hour.
American Aviation Historical Society
1956 - 2025, Celebrating over 65+ Years of Service
