How to advance the West and the delay of the East

The only constant in the life of humanity is the constant change. When we read the letters of European Middle Ages, which reflect their fears of the invasion of the Islamic East, they are military and cultural To pour tears in a technical and glory past, but the first is to ask: How did the story turn and the hunter turned into prey? Between the history of the fall of Constantinople in 1453 by Muhammad al -Fatih, and its fall in 1913 by the European allies; Between these two history, two signs are stipulated in the largest changes that occurred in the history of humanity and the fastest pace. Here we try to understand what happened in those ages, and changed the world deeply and turns its scales, to become in that image that we live in its shadows to this day, so that we may understand today''s world better and we see more clear.