Original: Significant dates in this transitional phase from medieval to early modern Europe can be noted: 1450 The invention of the first European movable type printing process by Johannes Gutenberg, a device that fundamentally changed the circulation of information.
Simplified: Significant dates in this phase from medieval to early modern Europe are: 1447 The invention of the first European movable type printing press by Johannes Gutenberg, a device that fundamentally changed the circulation of information.