Why did Columbus believe he could get to the Far East by sailing west? What were the problems with this plan?

Because he realized that the world was in fact round and that if you went the opposite way you would eventually end up in the same place.

The major complication was the Americas. A GIANT land mass with no way through it at the time.

pennsylvania pennsylvania colony was a proprietary colony founded when william penn was awarded a charter by king charles ii in 1681. he set up the colony as one of religious freedom. the government included a representative legislature with popularly elected officials. all taxpaying freemen could vote.

i hope this

it increase by 12% a year from 1812-1820