Editing Aaron Burr (section)

===Stepchildren and protégés===
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Upon Burr's marriage, he became stepfather to the two teenage sons of his wife's first marriage. Augustine James Frederick Prevost (called "Frederick") and [[John Bartow Prevost]] had both joined their father in the Royal American Regiment in December 1780, at the ages of 16 and 14.{{sfn|Williams|1973|pp=16–17}} When they returned in 1783 to become citizens of the United States,{{sfn|Williams|1973|pp=16–17}} Burr acted as a father to them: he assumed responsibility for their education, gave both of them clerkships in his law office and frequently was accompanied by one of them as an assistant when he traveled on business.{{sfnm|Burr|1837|1p=252|Isenberg|2007|2p=76}} John was later appointed by Jefferson to a post in the Territory of Orleans as the first judge of the [[Louisiana Supreme Court]].{{sfnm|Wymond|1921|1p=113|New York Gen. & Bio. Record|1881|2p=28}}

[[File:Natalie DeLage Sumter, drawing by Saint-Memin.png|thumb|Nathalie de Lage de Volude]]
Burr served as a guardian to Nathalie de Lage de Volude (1782–1841) from 1794 to 1801, during Theodosia's childhood. The young daughter of a French [[marquis]], Nathalie was taken to New York for safety during the [[French Revolution]] by her [[governess]], Caroline de Senat.{{sfn|Tisdale|2001}} Burr opened his home to them, allowing Madame Senat to tutor private students there along with his daughter, and Nathalie became a companion and close friend to Theodosia.{{sfnm|Schachner|1961|1p=|Burr|1837|2p=387 n.1}} While traveling to France for an extended visit in 1801, Nathalie met Thomas Sumter Jr., a diplomat and the son of General [[Thomas Sumter]].{{sfn|Tisdale|2001}} They married in [[Paris]] in March 1802, before returning to his home in South Carolina. From 1810 to 1821 they lived in [[Rio de Janeiro]],{{sfn|Tisdale|2001|pp=83–90}} where Sumter served as the American ambassador to [[History of Portugal (1777–1834)|Portugal]] during the [[transfer of the Portuguese Court to Brazil]].{{sfn|Bureau of Public Affairs}} One of their children, [[Thomas De Lage Sumter]], was a Congressman from South Carolina.{{sfn|Tisdale|2001}}

In the 1790s, Burr also took the painter [[John Vanderlyn]] into his home as a protégé,{{sfn|Isenberg|2007|pp=158–159}} and provided him with financial support and patronage for 20 years.{{sfn|National Gallery}} He arranged Vanderlyn's training by [[Gilbert Stuart]] in Philadelphia and sent him in 1796 to the [[École des Beaux-Arts]] in Paris, where he remained for six years.{{sfnm|1a1=National Gallery|2a1=Kip|2y=1867|2pp=228–229}}