The Black Death (What was it? Where did it originate? What were its short-term and long-term effects?)

Paper instructions:

Research papers should be at least five pages in length, double-spaced, and include appropriate citations and bibliography.  The body of the paper should make up the minimum of five pages – the bibliography and/or title page are extra!!  Please put your name on each page, in case they become separated from one another. Must contain at least 5 sources. CAN NOT CONTAIN MORE THAN 20% DIRECT QUOTES.