What conflict is Capt Joseph Foss known for ranking as the second-highest ace?

Capt. Joseph Foss is renowned for his exceptional skills as a fighter pilot during World War II. He is credited with achieving 26 aerial victories, which ranks him as the second-highest ace in the Marine Corps during that conflict. His achievements occurred primarily during 1943 while flying with the Marine Fighter Squadron 121, where he played a critical role in air battles over the Solomon Islands, particularly during the defense of Guadalcanal. While he may be affiliated with later conflicts through his military career and has been recognized for his service, his most distinguished and documented accomplishments as an ace were firmly established during World War II. This historical context solidifies why the answer regarding his most notable conflict is indeed World War II.