- Iowa, April 3, 1868.
- Arkansas, April 6, 1868.
- Florida, June 9, 1868.
- [[94]]North Carolina, July 4, 1868.
- Louisiana, July 9, 1868.
- [[94]]South Carolina, July 9, 1868.
- Alabama, July 13, 1868.
- [[94]]Georgia, July 21, 1868.
[[94]] The State of Virginia ratified this amendment on the 8th of October, 1869, subsequent to the date of the proclamation of the Secretary of State.
The States of Delaware, Maryland, Kentucky, and Texas rejected the amendment.
The fifteenth article was submitted to the Legislatures of the several States, there being then thirty-seven States, by a resolution of Congress passed on the 27th of February, 1869, at the first session of the Forty-first Congress; and was ratified, according to a proclamation of the Secretary of State dated March 30, 1870, by the Legislatures of the following States:
- Nevada, March 1, 1869.
- West Virginia, March 3, 1869.
- North Carolina, March 5, 1869.
- Louisiana, March 5, 1869.
- Illinois, March 5, 1869.
- Michigan, March 8, 1869.
- Wisconsin, March 9, 1869.
- Massachusetts, March 12, 1869.
- Maine, March 12, 1869.
- South Carolina, March 16, 1869.
- Pennsylvania, March 26, 1869.
- Arkansas, March 30, 1869.[[95]]
- New York, April 14, 1869.
- Indiana, May 14, 1869.
- Connecticut, May 19, 1869.
- Florida, June 15, 1869.
- New Hampshire, July 7, 1869.
- Virginia, October 8, 1869.
- Vermont, October 21, 1869.
- Alabama, November 24, 1869.
- Missouri, January 10, 1870.
- Mississippi, January 17, 1870.
- Rhode Island, January 18, 1870.
- Kansas, January 19, 1870.[[96]]
- Ohio, January 27, 1870.
- Georgia, February 2, 1870.
- Iowa, February 3, 1870.
- Nebraska, February 17, 1870.
- Texas, February 18, 1870.
- Minnesota, February 19, 1870.
[[97]] The State of New Jersey ratified this amendment on the 21st of February, 1871, subsequent to the date of the proclamation of the Secretary of State.
The States of California, Delaware, Kentucky, Maryland, Oregon, and Tennessee rejected this amendment.