What’s the main idea in this paragraph I need 2 sentences please

The concept of the "suburbs" was built up by Levitt and Sons, and this concept had become extremely successful, as over  85% of new homes within the United States are in suburban areas- and is has become a staple of American culture.

..Well, you  might want to cut out the "staple of American culture" part. That's just me  talking out my butt.

the noble might have thought that the system was far because they had lot of things and riches and the serf would have thought that the feudal system was un fair because of the way they were treated.

answer:

won re-nomination with no opposition he also had the support of his party

explanation:

it saw incumbent president andrew jackson, candidate of the democratic party, defeat henry clay, candidate of the national republican party. jackson won re-nomination with no opposition, and the 1832 democratic national convention replaced vice president john c. calhoun with martin van buren.