What did the Europeans learn about earth during the age of exploration?? 1. They learned the size, shape and geography of earth

2. They learned there were expensive spices on the spice islands.

3. They learned about the depth and size of the ocean and about the ocean floor.

some american cities felt workers were being oppressed by business monopolies

on the morning of  july 21,  1861, general mcdowell ordered the  unionarmy to attack. it was on this hill that  confederate  colonel thomas jackson and his forces held back theunion  troops.

a. poison gas was sprayed over battlefields by airplanes to weaken enemy positions before major attacks.

yes te ottoma empire did fall in the   end but something emerged the answer to this question is turkey turkey ermeged   after the ottoma empires falll