1. James Knox Polk, popularly known as James K. Polk was born in Mecklenburg County and served as the 11th president of the United States (1845–1849). He graduated from the University of North Carolina with top performance and later studied law.

2. Before becoming the president, Polk served in the U.S House of Representative for seven terms in 1825 and acted as the speaker of the house from 1835-1839. He later on went to become the governor of Tennessee in 1839.

3. James K. Polk is known in the history as the dark horse candidate because he was unexpectedly elected as the Democrat nominee for the presidency when their most likely choice (Martin Van Buren) lost his bid back in 1840.

4. During his tenure, James K. Polk accomplished incredible goals for his country which include acquiring the territories of Oregon, California and New Mexico. He led his country into a two-year Mexican-American War from 1846 to 1848.

5. Another milestone achieved during his presidency was the Oregon Treaty signed in 1846 which enabled the government to acquire important territories without going to war. These territories include land which are the present day Washington, Oregon, Idaho and parts of Montana.

6. He also has the title of being the youngest president in the American history. He was a complete workaholic and worked day and night to strengthen the domestic front of US. He did that by reducing tariffs in order to increase trade.

7. He did not seek reelection for the next presidency and thus ended his tenure in 1848. He left the white house to return to his home place in 1849 where he died the following summer due to poor health.