may 7, 1915 - Sinking of the Lusitania

Description:

German submarine sinks the Lusitania. 1,198 died including 120 Americans. The U.S. is mad at Germany for the destruction of the Lusitania and for the lives they took. War at sea initiated US for help while Americans initially supplied both the Allies and the Central Powers.
Blockade brought sinking of US ships
German submarine sank the British Ship, Lusitania (many U.S. citizens died).

The Sinking of the Lusitania affected Texas