A.
After the Civil War Abraham Lincoln was just the first of many US Presidents to encourage immigration through economic and politic measures (one of them was to give free land to anyone willing to work it). The country needed people to rebuild itself and to settle the west of the continent. And everyone was aware that there is plenty of space.
The difference between the first two parties are that the federalists wanted change and the ant-federlists did not.
one of the federlists was Thomas Jefferson.
one of the ani-federlists was Alexander Hamilton
The correct answer is B: The Texas border dispute between the United States and Spain was settled. This treaty, also known as Transcontinental Treaty, was accorded between the US and Spain to set the borders between them. Spain ceded Florida and Oregon Country in exchange for the Spanish dominion over Texas.