WWI at TCUThe First World War began in July of 1914 and lasted until November of 1918, with over thirty countries taking part in the conflict. As the war began, and primarily took place, in Europe, the United States was late to enter the affray, waiting until April of 1917. In response to entering the war, the nation as a whole mobilized to answer the call, including the students, faculty, and staff of TCU.