For 10 points, name this 1940 air battle which prevented Germany from invading the namesake country.
The most successful force in this battle was the Kosciuszko squadron led by Witold Urbanowicz. This battle included six raids on Biggin Hill, and began in earnest on August 13th, known as "Eagle Day." It was the precursor to the abortive Operation Sealion, and was fought between attacking Stukas and defending Hurricanes and Spitfires. The victorious side in this battle was aided by the new radar, as well as Goebbels's decision to focus on bombing London. For 10 points, name this 1940 air battle which prevented Germany from invading the namesake country.
The most successful force in this battle was the Kosciuszko squadron led by Witold Urbanowicz.
the Battle of {Britain}