Stanley Kubrick, 1964. 'You can't fight in here! This is the war room!' Black-comedy Cold War nuclear paranoia.
From Wikipedia
Dr. Strangelove or: How I Learned to Stop Worrying and Love the Bomb is a 1964 political satire black comedy film co-written, produced, and directed by Stanley Kubrick. It is loosely based on the thriller novel Red Alert (1958) by Peter George, who wrote the screenplay with Kubrick and Terry Southern. Financed and released by Columbia Pictures, the film was a co-production between the United States and the United Kingdom.