One major change in the U. S politics from the 1820s to the mid 1850s was the

Well during the 1850s January 29, 1850 -there was a debate on slavery.

June 1, 1850 - The United States census of 1850 counts 23,191,876 population, a 35.9% increase from a decade before.

several states had passed similar laws, but they were limited to intrastate businesses. the sherman antitrust act was based on the constitutional power of congress to regulate interstate commerce.

you answered my friends question just to get the coins you didn't even give a valid response.

tenochtitlan (also spelled tenochtitlán), located on an island near the western shore of lake texcoco in central mexico, was the capital city and religious centre of the aztec civilization. the traditional founding date of the city was 1345 ce and it remained the most important aztec centre until its destruction at the hands of the conquering spanish led by hernán cortés in 1521 ce, which led to the final collapse of the aztec empire.