Souper joined the Chasseurs Britanniques , as an officer and later became its paymaster .
In 1801 , the Chasseurs Britanniques unit was formed from French Royalist emigres under the charge of British officers , and served throughout the wars .
Souper joined the Chasseurs Britanniques , as an officer and later became Chasseurs Britanniques ' paymaster .
In 1801 , the Chasseurs Britanniques unit was formed from French Royalist emigres under the charge of British officers , and served throughout the wars .