Rebellious officer and determined opponent of the slavery restoration in Guadeloupe in 1802, he was one of the better-known characters in the history of Guadeloupe.
He served in the French republican army in Martinique and rose to the rank of Captain in interim certificate.

After he was taken prisoner by the English, he was sent in Great-Britain, and was in Guadeloupe at the beginning of the year 1795, but was sent again by republican authorities to Saint-Lucia. Afterwards he was sebt to aint-vincent where black Caribbeans then were revolted against the English. Again he was taken prisoner then deported to Great-Britain then liberated in September 1797; he came back in Guadeloupe at the end of the year 1799 as aide-de-camp in Baco then in Lacrosse.

In January 1802, Delgrès who had been promoted to the rank of Colonel by Pelage, was put at the head of district of Basse-Terre. In May 1802, he decided to clash by armed troops with the General Richepanse troops that he suspected of wanting to retore slavery. After fierce fighting, he evacuated the "Fort-Saint-Charles"and withdrew to the heights of Matouba; Richepanse stormed on the Danglemont house (Matouba) where Delgrès had established his general quarters. Wounded, Delgrès decided to commit suicide with several hundred men endowing powder cashes up.
This terrible, death took place on may 28th, death highly symbolic figure.