when was the 15th amendment passed
1 The House of Representatives passed the 15th Amendment on February 25, 1869, by a vote of 144 to 44. 2  The Senate passed the 15th Amendment on February 26, 1869, by a vote of 39 to 13.3  The text of the 15th Amendment can be found in the United States Statutes at Large, volume 16, page 346 (15 Stat.lthough ratified on February 3, 1870, the promise of the 15th Amendment would not be fully realized for almost a century. Through the use of poll taxes, literacy tests and other means, Southern states were able to effectively disenfranchise African Americans.