The was a decisive air campaign fought from July 10 to October 31, 1940, primarily over the skies of southern England . It represented the first major defeat for Nazi Germany and was the first conflict in history decided entirely by air power . Strategic Context

Following the fall of France in June 1940, Britain stood alone against German forces. Hitler sought to gain air superiority as a prerequisite for , the planned amphibious invasion of Great Britain. Key Factors in British Victory 8 Facts You Need To Know About The Battle of Britain