In an effort to preserve the balance of power in Congress between slave and free states, the Missouri Compromise was passed in 1820 admitting Missouri as a slave state and Maine as a free state. In 1854, the Missouri Compromise was repealed by the Kansas-Nebraska Act.
Alongside with mass emigration to the United Kingdom and the States, these pogroms against Jewish people that prevailed in Russian Empire in the early years of the 20th century made Jews become politically active. Jews took part in the General Jewish Labor Bund and in the Bolshevik movements.
The correct answer is A) People who were unhappy with the Constitution. The statement that best describes the Anti – Federalist is "People who were unhappy with the Constitution." ... The Bill of Rights is the first Ten Amendments to the United States Constitution