When the Japanese empire was dismantled at the end of World War Two, Korea fell victim to the Cold War. It was divided into two spheres of influence along the 38th parallel. The Americans controlled south of the line - the Russians installed a communist regime in the north, later ceding influence to China.
B. God
The Puritans believed that God had been protecting them in their journey and all success was attributed to God's grace and plan for the group. Puritans believed that they were graced by God and were meant to create a great new settlement. This belief inspired the words "city upon a hill" stated by Puritan leader John Winthrop. "City upon on a hill" was the statement that the Puritans were meant to be a model to the world on how to create a moral and value-based society. God's protection for the journey as well as in periods of starvation and war with Native Americans proved that they were meant to be a model and were blessed by God.
1 is the spread of slavery, but I'm not sure about 2
Most important one is to vote.