Hitler did not take into consideration the prevailing weather and climatic landscape of soviet Russia.
He attacked on winter and the rest of history. Russians retreated from the cities, often with a scorch Earth policy, and of the German forces that entered Russia: cold and hunger destroyed over 70% of the forces.
Only a handful reached Poland. The soviets red army then striked back.
Yes if they have a legal reason
You have to go to Florida beach
I'm pretty sure (1) Trade with Asia is right because the plague was carried by rats on ships coming from the East to the West.
Also, you can guess by the dates. The Black Death was in the 12th and 13th centuries, while conquest of Japan and exploration of the Western Hemisphere were in the 14th century.
Belief, relief , assurance