The Platt amendment of 1901 was established as a part of army acquisition Bill which has determined the relations of the United States and Cuba up to 1934. The Platt amendment states the terms and condition of the United States to withdraw its troops from Cuban land. It includes a provision that U.S could hold naval base in Cuba, Cuban rights to make treaties were limited and the intervention of the United Stated in Cuban independence permitted. Although The Cuba was declared a republic but it was still under the dominance of United States.
WWI was caused by many things, among them was the assassination of Franz Ferdinand leading to the Austria-Hungary empire declaring war on Serbia which dragged most of Europe into the war due to alliances. The U.S. entered the war due to Germanys war tactics and the Zimmermann note.
