Who was involved in the Battle of Midway?

Answer 1

Empire of Japan and the United States of America
The Japanese and Americans. This battle was the turning point in the Pacific War. The Japanese lost 4 carriers.
The United States vs the Empire of Japan, the most important battle of the Pacific war.

June 4-7, 1942. The American fleet including the aircraft carriers Enterprise, Hornet and Yorktown utterly destroyed the Japanese fleet, sending four of the 6 Japanese carriers to the bottom.