America provided the allies with food and supplies.

The Lusitania was an American passenger liner.

Woodrow Wilson tried to find a peaceful solution to end the war.

Germany announced an unrestricted submarine warfare campaign.

Germany declared war on America in 1915.

Technological progress was slow during the war.

Ludendorff’s 1918 offensive was a failure.

There were food shortages in Germany and people were starving.

The German navy remained loyal to the Kaiser until the end of the war.

The armistice was signed on 11th November 1918.