Harrison Poole Mongols Presentation By hpoole_12 Period: 1212 to 1270 Mongolian Conquests https://www.pinterest.com/pin/322077810832419170/ Period: 1270 to 1330 Overland Trade Routes https://17ppip.wordpress.com/2014/05/22/trebuchet/ Period: 1331 to 1346 Bubonic Plague https://www.pbs.org/newshour/science/before-the-bubonic-plague-wrecked-europe-it-was-likely-a-harmless-microbe Period: 1350 to 1400 Decline of The Mongolian Empire http://medievalnews.blogspot.com/2010/01/decline-and-fall-of-mongol-empire.html