Answer:
During the scientific revolution, Nicolaus Copernicus and Galileo Galilei made important discoveries in the field of astronomy. Robert Boyle and Isaac Newton discovered many of the basic laws of physics during this period as well. ... Astronomy was considered more important than physics during the scientific revolution
Roosevelt wanted to gain more power with more supreme court judges on his side that he chose.
Western and europeans in general fought each other a lot resulting in superior fighting tactics. Other places did not do this, giving europe a huge edge against everybody.