The military history of the United Kingdom in World War II covers the Second World War against the Axis powers, starting on 3 September 1939 with the declaration of war by the United Kingdom and France, followed by the UK's Dominions and Crown colonies, on Nazi Germany in response to the invasion of Poland by Germany.
When the United Kingdom declared war on Nazi Germany in September 1939 at the start of World War II, the UK controlled to varying degrees numerous crown colonies, protectorates and the Indian Empire. It also maintained unique political ties to four of the five independent Dominions — Australia, Canada, South Africa, and New Zealand [note 1] —as ...
15/08/2020 · Second World War The Incredible Story Of The Dambusters Raid On the night of 16-17 May 1943, Wing Commander Guy Gibson led 617 Squadron of the Royal Air Force on an audacious bombing raid to destroy three dams in the Ruhr valley, the industrial heartland of Germany. The mission was codenamed Operation 'Chastise'. Second World War
The British historian Antony Beevor views the beginning of World War II as the Battles of Khalkhin Gol fought between Japan and the forces of Mongolia and the Soviet Union from May to September 1939. Others view the Spanish Civil War as the start or prelude to World War II. The exact date of the war's end is also not universally agreed upon.
- 1 September 1939 – 2 September 1945, (6 years and 1 day)
- Allied victory, Fall of Nazi Germany, Fascist Italy and Imperial Japan, Allied military occupations of Germany, Japan, Austria and Korea, Beginning of the Nuclear Age, Dissolution of the League of Nations and creation of the United Nations, Emergence of the United States and the Soviet Union as rival superpowers and beginning of the Cold War (See Aftermath of World War II)
At the start of 1939, the British Army was, as it traditionally always had been, a small volunteer professional army. At the beginning of the Second World War on 1 September 1939, the British Army was small in comparison with those of its enemies, as it had been at the beginning of the First World War in 1914.