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| Date from | Date to | Event | Source |
|---|---|---|---|
| 1723 | Second Enseigne des Troupes Coloniales | FWIKI | |
| 1729 | Première Enseigne des Troupes Coloniales | FWIKI | |
| 1744 | Lieutenant des Troupes Coloniales | FWIKI | |
| 1747 | He fought in the Battle of Grand-Pré . | FWIKI | |
| 1751 | Capitaine des Troupes Coloniales | FWIKI | |
| 1751 | Commander of the posts of Fort Kaministiquia and Fort Michilimackinac | FWIKI | |
| 1769 | Appointed Seigneur de l'Isle-aux-Grues , de l'Île aux Oies , .. | FWIKI | |
| 1769 | His wife acquired the seigneury of Isle-aux-Grues , Île aux Oies and the adjacent islands . | FWIKI | |
| 1776 | 25.3.1776 | When the Americans invaded Quebec , Beaujeu raised a relief force of 150 men , but his vanguard was captured at the house of Michel Blais at the Battle of Saint-Pierre . The rest of his force was dispersed and Beaujeu hide . | FWIKI |
| 1789 | After experiencing financial difficulties , Beaujeu had sold part of the seigneury , two small islands called the fief of Grandville . | FWIKI |
His son Charles-François fought on the American side during the American Revolution .