It’s come back to me often the past few weeks. It’s the last scene from the movie Darkest Hour. Winston Churchill, just a few weeks into his wartime administration in May 1940, watches across the English Channel as Belgium falls to the Nazis. Then, France falls. Desperately, he entreats thousands of private boat owners in England to retrieve retreating British Army troops – 300,000 of them – from the beaches of Dunkirk. And he contemplates Hitler’s invasion of Britain, delivering in the House of Commons one of many momentous wartime speeches:

“We shall fight on the beaches…” he proclaims. “We shall defend our island, whatever the cost may be.” (more…)