Lusitania ‑ Definition, Sinking & WWI

On May 7, 1915, less than a year after World War I (1914‑18) began in Europe, a German U‑boat torpedoed and sank the RMS Lusitania, a British ocean liner en route from New York to Liverpool, England. More than 1,100 crew and passengers died, including more than 120 Americans.