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| YEAR | DATE | EVENT | HEAD OF STATE | GOVERNOR |
| 1814 | 28 april | Austrian Occupation | Friedrich Heinrich Graf von Bellegarde | |
| 1815 | 7 april | Lombardo-Veneto Kingdom of Austrian Empire | viceroy Franz Joseph Anton Erzherzog von Österreich | Friedrich Heinrich Graf von Bellegarde |
| 1817 | Franz Anton Graf von Saurau | |||
| 1818 | 24 february | viceroy Ranier Erzherzog von Österreich | earl Giulio of Strassoldo | |
| 1836 | july | Franz Graf Hartig | ||
| 1840 | december | earl Algravio Roberto of Salm-Kingiffeescheid | ||
| 1841 | may | Johann Baptist Graf Spaur | ||
| 1848 | 18 march | Heinrich Graf O'Donnell | ||
| 1848 | 22 march | Republic | Conte Gabrio Casati | |
| 1848 | 6 august | Lombardo-Veneto Kingdom of Austrian Empire | Felice prince of Schwarzenberg | |
| 1848 | 1 september | earl Francesco of Wimpfen | ||
| 1848 | 24 september | earl Alberto Montecuccoli-Laderchi | ||
| 1849 | 25 october | Josef Wenzel Radetzky Graf von Radetzky | ||
| 1852 | Lombardia Kingdom of Austrian Empire | |||
| 1857 | 28 march | Maximilian I emperor of Mexico | ||
| 1859 | 4 april | Franz Graf Gyulai | ||
| 1859 | 8 june | Piemonte Occupation | Paolo Onorato Vigliani | |
| 1859 | 30 november | Union of Lomardy to Sardinia Kingdom |