The League of Nations was formed in January 1920 at the Paris Peace Conference that formally ended the First World War. Horrified by the mass deaths the Great War had caused, world leaders swore to champion amity among nations. The League limped on until 1946 but effectively died in 1939, when Adolf Hitler invaded Poland and launched the Second World War. Now here’s the crazy thing: the 1919 Nobel Peace Prize was awarded to American President Woodrow Wilson for having initiated the idea, but the US itself never joined the League, which is considered one of the primary reasons for its failure. Not to mention that members like Britain and France proved unctuously eager to humour…