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 .