[1] On 8 December 1740, Amboise entered the French Royal Army as a musketeer and saw extensive service in the War of the Austrian Succession, beginning with the 1742 campaign in Flanders.

By commission of 1 January 1743, he raised a company in the Royal-Poland cavalry regiment, which he commanded at the recapture of Weissemberg and the lines of the Lautern, at the Haguenau affair on 25 August 1744 and at the siege of Freiburg im Breisgau on 11 October 1744.

On 1 December 1745, he joined the company of Gendarmes de Berry, and he participated with this unit at the sieges of Mons, Charleroi, Namur and at the Battle of Rocoux on 11 October 1746.

On 1 February 1749, he was appointed lieutenant captain of the Berry light horse company, which he commanded in the German army in 1757 during the Seven Years' War.

Amboise was arrested, put on trial and guillotined in Paris on 26 July 1794, the day before the fall of Maximilien Robespierre.