Opus Dei was the Laibach album that includes a song that has lyrics from the Churchill speech given to the House of Commons on what date?
Opus Dei (album):  "The Great Seal" is the national anthem of the NSK State, the lyrics taken from Churchill's speech We shall fight on the beaches. We shall fight on the beaches: "We shall fight on the beaches" is a common title given to a speech delivered by Winston Churchill to the House of Commons of the Parliament of the United Kingdom on 4 June 1940.
4 June 1940