In June of 1940, Nazi Germany, having swept victoriously across Western Europe, waws poised for an invasion of England. To prepare for the invasion, they planned a bombing campaign to bring England to its knees. Prime Minister Winston Churchill addressed Parliament and declared "I expect that the Battle of Britain is about to begin," and begin it did, with the Luftwaffe laundching the most deadly and sustained aerial bombardment in the history of warfare. The British people and their Royal Air Force responded with the valor and glory, bending, but not breaking. Churchill called it "their finest hour."