The 23rd Amendment gave the District of Columbia the right to vote for the President. It was Ratified March 29, 1961.
the twenty-third amendment
The District of Columvia got these with Amendment 23: electing.
The 23rd amendment permitted Washington DC to choose electors for President and Vice President
the great spanish ship capitan Columbus
23rd amendant to the Constitution
The Future of Gun Control Under Obama Administration
Brian Doherty on Legal Hurdles During the Heller Case
Brian Doherty on the Legal History of Gun Rights
Judge Laurence Silberman Defends the Right to Bear Arms