Mezue ahịrịokwu na-esonụ: N'afọ 1792, Onyeisi ala George Washington họpụtara Carmichael onye kọmishọna nwere ikike zuru oke (ya na William Short) iji kwurịta nkwekọrịta ya na Spain iji chebe ikike njem ụgbọ mmiri America na Osimiri Mississippi. E mechiri nkwekọrịta ahụ obere oge ka Carmichael nwụsịrị, a bịara mara ya dị ka Treaty of San Lorenzo ma ọ bụ Pinckney's Treaty, Thomas Pinckney abanyela iji mezue mkparịta ụka ahụ. Carmichael sonyekwara na mkparịta ụka iji tọhapụ ndị ọrụ ụgbọ mmiri America ndị Dey nke Algiers dọọrọ n'agha, ọnọdụ nke mechara duga na
Agha Ndị Agha.