The correct answer to this open question is the following.
In my opinion, both major parties, Democrats & Republicans, eliminate third parties and their agendas because they exert dominant control over third parties and their candidates in that it is too much money Democrats and Republicans collect via donations from their followers. This money is used to organize and operate the political campaigns and buy all kinds of advertising through traditional media and social media. Third parties do not the money and infrastructure to represent a real threat to those two established and traditional parties in the United States. Among the third parties that have competed in US elections of the past, we find the Whig Party, Federalist Party, and National Republican Party, Populist Party, and Progressive Party.
Answer: The westward expansion carried slavery down into the Southwest, into Mississippi, Alabama, crossing the Mississippi River into Louisiana. Finally, by the 1840's, it was pouring into Texas. So the expansion of slavery, which became the major political question of the 1850's, was not just a political issue.
The cons of it was that the Louisiana purchase pushed the Indians out of their home land
Answer:
United States Citizenship
Explanation:
If you were born to parents, at least one of whom was a U.S. citizen at the time of your birth, you'll automatically gain U.S. citizenship through the process of acquisition in many cases. It doesn't matter whether you were born on U.S. or foreign soil.