The European felt the need for finding out new sea routes.


1)       Constantinople (Istanbul) was won by the Ottoman Turks in the year 1453.
2)       The Ottoman Turks closed down the terrestrial way, the short route to Asia for the European traders.
As there had been an increase in the business in Europe and with the short route being under the control of the Turks, the Europeans felt the need for finding out new sea routes.