|
|
| YEAR | DATE | EVENT | GOVERNOR |
| 1861 | 2 march | U.S. Territory of Dakota | William Jayne |
| 1863 | 2 november | Newton Edmunds | |
| 1866 | 5 september | Andrew J. Faulk | |
| 1869 | 10 may | John A. Burbank | |
| 1874 | 1 january | John L. Pennington | |
| 1878 | 13 april | William A. Howard | |
| 1880 | 24 june | Nehemiah G. Ordway | |
| 1884 | 25 july | Gilbert A. Pierce | |
| 1887 | 17 february | Louis K. Church | |
| 1889 | 22 march | Arthur C. Mellette | |
| 1889 | 2 november | 40^ state of U.S.A. |