The 1st Squadron was originally organized at Texas City, Texas in 1913 as the 1st Provisional Areo Squadron of the U.S. Army Signal Corps. It moved to San Diego, California in late 1915 and then to Ft. Sam Houston, Texas on November 26, 1916. It served with the Punitive Expedition to Mexico, 1916-1917, operating from a base at Columbus, New Mexico.

The squadron served in France during World War I. It was awarded campaign streamers for the campaigns designated Lorraine, Ile-de-France, Champagne, Champagne-Marne, Aisne-Marne, St. Mihiel and Meuse-Argonne.

In 1918 the suffix Observation was added to its designation. On January 25, 1923 it was redesignated the 1st Observation Squadron. On March 1, 1935 it was redesignated the 1st Bombardment Squadron.

Information taken from the book, 9th Bomb Group History


1st Squadron Table of Contents