(1795–1849), 11th president of the US 1845–9. A Democrat, his administration oversaw major territorial additions to the US when Texas was admitted to the Union in 1845 and conflict with Mexico resulted in the annexation of California and other parts of the south-west two years later.
Definition of Polk, James Knox in US English:
Polk, James Knox
proper nounpōk
(1795–1849), 11th president of the US 1845–9. A Democrat, his administration oversaw major territorial additions to the US when Texas was admitted to the Union in 1845 and conflict with Mexico resulted in the annexation of California and other parts of the Southwest two years later.