What changes in society has been consolidated by democracy of the declaration of the rights of a citizen and a person?

After the introduction of democracy and human rights, members of society were given the opportunity to participate in the life of the state. Some of the boundaries between the estates were erased, which made it more difficult for the landowners to exploit their serfs. Also, people began to receive freedom of speech and choice. Self-government appears in society, which is aimed at achieving the common good. The people become the legitimate source of power in the country.