Timeline of events leading to the American Civil War colonial period in Virginia, slavery had been a part of the socioeconomic system of British North America and was recognized in the Thirteen Colonies at the time of the United States' Declaration of Independence (1776). Since then, events and statements by politicians and others brought forth differences, tensions and divisions between the people of the slave states of the Southern United States and the people of the free states of the Northern United States (including Western states) over the topics of slavery. The large underlying issue from which other issues developed was whether slavery should be retained and even expanded
United States Declaration of Independence declaration also influenced the Russian Empire. The document had a particular impact on the Decembrist revolt and other Russian thinkers. According to historian David Armitage, the Declaration of Independence did prove to be internationally influential, but not as a statement of human rights. Armitage argued that the Declaration was the first in a new genre of declarations of independence that announced the creation of new states. Other French leaders were directly influenced by the text of the Declaration of Independence itself. The "Manifesto of the Province of Flanders" (1790) was the first foreign derivation of the Declaration; others include the