In the 1600s, Christians were actively persecuted in
Tokugawa Japan, demonstrating
The Japanese government distrust of European culture and
influence
The invention that helped the Ottomans
lay siege to Constantinople in 1453 was Gunpowder. It enabled them to blast the
gates and gain entry into the city
1. the land size of the USSR: The sheer size of the USSR meant that it would have taken years for Germany to have conquered every inch of the land, which would be costly in resources, money, troops, as well as equipment
2. Russian winter: The German army was not prepared for the winter of Russia, and, dressed in summer uniform (as they invaded during the summer), many froze to death.
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