Tag Archives: submarine warfare

RMS Lusitania newspaper front page

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.

USA joins WW1

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.