Ottoman (1517-1924) - Historians generally cite the beginning of the Ottoman Caliphate as 1517 CE when the Ottoman Empire took control of Cairo, Egypt. The Ottomans continued to maintain their claim as the Islamic Caliphate until 1924 when the Caliphate was abolished by Mustafa Ataturk, the first President of Turkey.
Stain insisted that Roosevelt and Churchill open a second front in France just to get rid of the pressure that the German forces were giving the Soviet Union