Robert John Walker was an American economist and statesman. Born in Northumberland, Pennsylvania, the son of a judge. He lived in Bellefonte, Pennsylvania from 1806 to 1814, where his father was presiding judge of the judicial district. Walker was educated at the Bellefonte Academy. He graduated in 1819 at the top of his class at the University of Pennsylvania where he was a member of the Philomathean Society, and was admitted to the bar in Pittsburgh in 1821. He practiced law in Pittsburgh from 1822 until 1826 when he moved to Mississippi. There he joined his brother, Duncan Walker, in a... lucrative law practice. Walker became a speculator in cotton, land and slaves. He became politically prominent during the nullification crisis, and from 1836 to 1845 he sat in the United States Senate as a Unionist Democrat. Being an ardent expansionist, he voted for the recognition of the Republic of Texas in 1837 and for the joint annexation resolution of 1845, and advocated the nomination and election of James K. Polk in 1844.
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