Final answer:
General George Owen Squier's influence and advocacy resulted in the passing of the National Defense Act of 3 June 1916, which allowed the Signal Corps to train more pilots, playing a critical role in future military operations.
Step-by-step explanation:
The efforts of General George Owen Squier were instrumental in passing the National Defense Act of 3 June 1916. Squier, being the Chief Signal Officer of the US Army, advocated for the importance of air warfare and its potential role in future conflicts. His vision and leadership led to the Signal Corps gaining the authority to train more enlisted pilots, significantly broadening the United States' military capabilities through aviation. It also led to the establishment of the Division of Military Aeronautics which later evolved into the United States Air Force.
Learn more about National Defense Act of 3 June 1916