1. The Mongol Empire
2. Christopher Columbus in 1492
4. 07 November 1917
5. 18 June 1812 – 18 February 1815
6. France and Great Britain
7. Carl Benz made the first car
8. 02 August 1776 Of US
26 January 1930 of India
9. Leif Eriksson
10. In search of religious freedom
11. Liberia
12. Battle of Antietam
13. Pharaoh Khufu
14. The Anglo-Zanzibar War
15. Braunau am Inn, Austria
I didn't know about the answer of Question 3.