Lybia
The Black Death appeared in Europe on a major scale in 1348. 1300-1399 is considered the 14th century, so no, at least not in Europe.
New York
New York
Depending on the specific location, but at least when compared against US/Europe weather, yes.
Albania is the least populated country in southeastern Europe.
The least-developed countries in Europe are located in Eastern Europe. The five least-developed nations are Moldova, Macedonia, Ukraine, Bosnia and Herzegovina, and Albania, who are all located in Eastern Europe.
There is no known person responsible. Smallpox has existed in Europe for at least 2,000 years. It may have been carried to England by any sailor or passenger - or by rats - on one of the many sailing ships coming to England during the 13th/14th century.
command economy is the least likely to be found in europe
I believe that in the US at least Honda is not allowed to charge against the Acura warranty and vice versa. Not sure how it works in Europe but it may be the same.
Its Antarctica
Greece
Eastern Europe in general remains less developed than Western Europe, which is a lingering consequence of the Cold War. Probably the single least developed country in Europe is Albania, which is north of Greece.