World War One: History in an Hour

The ‘Great War’, as it was originally called, lasted 1,568 days from 28 July 1914 to 11 November 1918

Russia declares war on the Ottoman Empire

German New Guinea falls to the Australians

His name was Adolf Hitler.

‘Hatred grew in me,’ he wrote, ‘hatred for those responsible for this deed’.

6 April 1917, the US declared war on Germany,

His name was Vladimir Lenin.

Greece eventually joined the war on the side of the Allies in July 1917.

1915, Germany dangled a bait in front of neutral Bulgaria – help us defeat Serbia and we’ll give you Macedonia, territory Bulgaria lost to Serbia after the Balkan War of 1912–13.

October 1914, Turkey (the Ottoman Empire) entered the war on the side of the Central Powers and on Christmas Day went on the offensive against the Russians