| Y/M/D | Description | Place |
|---|---|---|
| 1866/07/04 | John Jay proposes the creation of a "national institution and gallery of art" | The Met Fifth Avenue, NYC, New York City |
| 1870/04/30 | Legislature of the State of New York grants an act of incorporation to the Metropolitan Museum of Art | The Met Fifth Avenue, NYC, New York City |
| 1880/03/30 | Metropolitan Museum of Art opens to the public at its current site | The Met Fifth Avenue, NYC, New York City |
| 1902/12/00 | Beaux-Arts Fifth Avenue facade and Great Hall opens | The Met Fifth Avenue, NYC, New York City |