April 6, 1924

1924: 1ST AROUND-THE-WORLD FLIGHT/MACKAY TROPHY. Four Army Douglas Biplanes take off from Seattle on the first global flight. Only two crews complete the 26,345-mile flight after 363 hours flying time in an elapsed time of 175 days. 5 crew members receive the Mackay Trophy; 5 other nations fail in similar attempts. #Round the World