James Polk
NO- he and his wife did not have any children.
James Knox Polk and his wife Sarah had a very strong marriage, according to biographers, but they did not have any biological children. However, they took in one of the president's nephews, Marshall Tate Polk, and raised him as their own.
John Tyler preceded Polk as US president.
Four.
Polk succeeded John Tyler as President.
James K. Polk was 49 when he became president.
There were 27 states when Polk took office as president. (Florida became a state the day before Polk took office but after he was elected.) Texas, Iowa and Wisconsin joined the union while Polk was President, so there were 30 states when he left office,
James K. Polk (term 1845-1849) was President of the United States during the Mexican-American War.
President Polk was responsible for the Mexican American War.
Zachary Taylor was next after Polk.
James Knox Polk.