Tag Archives: submarine warfare
The sinking of the Lusitania and its role in the First World War
The British ship RMS Lusitania sank after being attacked by the German U-boat U-20 off the coast of Ireland on 7 May 1915.
Why did the USA declare war on Germany on 6 April 1917?
American President Woodrow Wilson had made his case for war before a special joint session of Congress four days earlier.
