It is 1 and 5 because I took this before and these are the answers
Answer:
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.
Explanation:
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The Answer is in fact D. After the attack on Pearl Harbor the U.S. declared war on the Axis Powers, not just Japan.
Which statement explains how U.S. involvement in Vietnam began?
-> President Kennedy sent U.S. military advisers to aid South Vietnam in its attempts to subdue the Vietcong