Don Juan Manuel de Salcedo, a brigadier general in the Spanish Royal Army, was governor of the Louisiana Territory. After the transfer, de Salcedo became the Spanish governor of Texas. Sebastian Calvo de la Puerta, the Marquis de Casa-Calvo, also a brigadier general in the Spanish Army, was the military governor of the territory. Following the transfer Casa-Calvo remained in the United States as a commissioner of boundaries. Charles (Carlos) de Hault de Lassus (1764-1842) was the Spanish lieutenant governor for Upper Louisiana at the time of the transfer. Although French by birth, de Lassus entered Spanish military service in 1782. Following various promotions and assignments he became commander of the post at New Madrid in 1796 and was appointed lieutenant governor in 1799. After the transfer he went to New Orleans and was then ordered to join his regiment in Pensacola, Florida. Pierre Clement de Laussat was the French governor of the province of Louisiana. He arrived in New Orleans on 26 March 1803 with a commission from Bonaparte as colonial prefect and was empowered to act as civil and military commander. He formally surrendered Lower Louisiana to Governor Claiborne and General Wilkinson on 20 December 1803. Amos Stoddard (1762-1813) was a captain of artillery in the U.S. Army and was appointed by France and the United States to represent them at the formal transfer of the Upper Louisiana Territory, which took place in St. Louis. After the transfer he remained in command at St. Louis as acting governor. James Richardson may have been one of the earliest American settlers in the region, having come to Upper Louisiana from Kentucky in 1787. In 1795 he received an appointment as a deputy (or lieutenant) surveyor under Antoine Soulard, and in 1799 had a still-house on Maline Creek but at the time of the transfer resided in St. Ferdinand.