The Battle of Midway is regarded as the turning point in the war in the Pacific and the beginning of the path towards Allied victory in the region. Battle of the Coral Sea was fought in May 1942. It was the first naval battle fought entirely by carrier-based aircraft. Opposing Japanese and U.S. warships did not fire a single shot at an enemy ship. In this battle United States carrier-based aircraft defeated Japanese naval air units in the central Pacific Ocean.