Who was the first Marine pilot to shoot down an enemy aircraft?

The correct answer is the first lieutenant E. S. Brewer, who is noted for being the first Marine pilot to shoot down an enemy aircraft. This significant achievement marked a milestone in Marine Corps aviation history, showcasing the evolving role of Marines in aerial combat during conflicts. Brewer's accomplishment is often remembered for its historical importance and the development of Marine aviation tactics.

The other individuals mentioned, while notable in their own right, do not hold the distinction of being the first Marine pilot to achieve this specific feat. Each of them may have contributed to Marine Corps operations or aviation in various capacities, but Brewer's recognition is specifically tied to the first air-to-air victory by a Marine pilot. This historical context is crucial in understanding the evolution of air warfare tactics employed by the Marines and the advancement of their aviation capabilities.