The Pact of Locarno, named after the small city in southern Switzerland, was a series of agreements whereby Germany, France, Belgium, Great Britain and Italy mutually guaranteed peace in western Europe.

This image shows statesmen from the countries officially signing the Treaty in the Grand Assembly Room at the Foreign Office in London on 1 December 1925. It has been said that although it finally ended World War I, it marked the prelude to World War II.

Liked this? Click the Like button above. And click the Follow button above for more great stories from loveEXPLORING

Now discover the abandoned World War II places the world forgot

Incredible photos show what the UK looked like exactly 100 years ago