1791
The last amendment, which is the 27th Amendment to the United States Constitution, was ratified in 1992.
The twentieth amendment was ratified in 1933.
The fifth amendment was ratified in 1791.
in the year 1919
1992
1798
1919
Ratified in 1919 and went into effect in 1920.
It was ratified in July 28, 1868.
1971
1870 (ratified)
Amendment 14 was ratified on July 9, 1868