James K. Polk’s term ended on March 4, 1849. Zachary Taylor wasn’t sworn in until the next day. Some believed there was no president—or that an obscure senator was in charge.

FARGO, N.D. (Valley News Live) - Now to “Young Hickory” - James K. Polk. Prior to becoming the 11th president - Polk began his career in politics in the Tennessee legislature.

Three decades later, Eugene Irving McCormac recounted it in his 1922 James K. Polk: A Political Biography-- the first full-fledged study, drawing on primary sources, of the Polk presidency.

When President James K. Polk was elected, however, he supported the Manifest Destiny doctrine, which said that the U.S.’s destiny was to expand to the Pacific Ocean.

James K. Polk may have served just one term, but he was one of history’s most consequential U.S. presidents. Polish up on Young Hickory, America's 11th Commander in Chief.

To their shock, many American-history readers who loved biographies of Adams, Lincoln, or Jackson will find among their 2009 holiday gifts a biography of—there's no disguising it—James K. Polk ...

On this day in 1844, James K. Polk, the Democratic candidate, emerged as the victor over Henry Clay, the Whig candidate, to become the nation’s 11th president. Polk won 49.5 percent of the ...

Presidents ranked from worst to best 46 photos. NASHVILLE, Tenn.--The Tennessee Senate passed a resolution Monday that would allow the body of former President James K. Polk to be exhumed and ...

Presidents ranked from worst to best 46 photos. NASHVILLE, Tenn. -- President James K. Polk did big things for America, dramatically expanding its borders by annexing Texas and seizing California ...