medieval europe By dsammour 1492 BCE Columbus discovered America 1436 BCE invention - printing press 1350 BCE the plague 1216 BCE new inventions - windmills, specticles, compass, spinning wheel 1139 BCE the crusaders 1139 BCE new invention - crossbow 1096 BCE discovered difference between small pox and measles 800 BCE education for all, even woman 678 BCE viking invasion, Irish moks discover iceland 673 BCE inventions, - Greek flame thrower, stirups 622 BCE beginning of Islam, Islamic expansion 476 BCE no education, lucky when find food