when was the 14th amendment ratified

The 14th Amendment to the United States Constitution was ratified on July 9, 1868. It was passed by Congress on June 13, 1866, and ratification by the necessary three-fourths of the states was completed two years later on that date. This amendment granted citizenship to all persons born or naturalized in the United States, including formerly enslaved people, and provided all citizens with equal protection under the law.