James Buchanan, the fifteenth President of the United States, served one full term of four years between March 4, 1857 and March 4, 1861, and did not seek a second term.
4 years, from 1857 to 1861
Because he wanted to
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James Buchanan was the only bachelor president to remain so his entire life. Grover Cleveland was a bachelor when elected to his first term in office ,but he married during his first term.
James Buchanan was the only president never to marry. He is also the only president from Pennsylvania. James Buchanan was president when the southern states began to secede from the union. Although he believed secession was illegal, he also believed going to war to stop it was illegal so he did nothing. His lack of action in this regard is thought by many to be the biggest single failure of any United States President. Nickname was Old Buck
He served one four-year term as President. He had a life of public service.
2 TERM
Three states were added to the union under Buchanan: Minnesota, Oregon and Kansas.
All of them. The only president not to be married was James Buchanan, but his niece, Harriet Lane, served as First Lady.
He served for two terms, from 1817 until 1825 under President James Monroe.
He was President for only 6 months.
There is historical evidence to suggest that James Buchanan, the 15th President of the United States, may have been homosexual. Buchanan never married and had a close relationship with William Rufus King, who was referred to as Buchanan's "better half" and "his wife." While there is no definitive proof of Buchanan's sexual orientation, many historians believe he may have been gay based on his close relationships with men and lack of a spouse.