In early 1917 the United States was finally pushed into the war. On January 31, Germany resumed unrestricted submarine warfare, in an attempt to halt the imports of food and supplies into Britain.
WHAT'S INSIDE: WORLD WAR I
World War I was the great armed conflict of 191418. Until World War II, it was often called the Great War because it was the most destructive and widespread war the world had ever seen.
Beatty of the North Sea and of Brooksby, David Beatty, First Earl (1871-1936), a British naval officer.