<P> Shortly thereafter, Washington dismissed L'Enfant . Ellicott gave the first version of his own plan to James Thakara and John Vallance of Philadelphia, who engraved, printed and published it . This version, printed in March 1792, was the first Washington city plan that received wide circulation . </P> <P> After L'Enfant departed, Ellicott continued the city survey in accordance with his revised plan, several larger and more detailed versions of which were also engraved, published and distributed . As a result, Ellicott's revisions became the basis for the capital city's future development . </P> <P> In 1800, the seat of government was finally moved to the new city, and on February 27, 1801, the District of Columbia Organic Act of 1801 placed the District under the jurisdiction of Congress . The act also organized the unincorporated territory within the District into two counties: the County of Washington on the northeast bank of the Potomac, and the County of Alexandria on the southwest bank . On May 3, 1802, the City of Washington was granted a municipal government consisting of a mayor appointed by the President of the United States . </P> <P> The District of Columbia relied on Congress for support for capital improvements and economic development initiatives . However, Congress lacked loyalty to the city's residents and was reluctant to provide support . Congress did provide funding for the Washington City Canal in 1809, after earlier private financing efforts were unsuccessful . Construction began in 1810 and the canal opened in late 1815, connecting the Anacostia River with Tiber Creek . </P>

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