Buchanan, James, statesman of the United States, was ambassador in London in 1853, made President in 1856, the fifteenth in order, at the time when the troubles between the North and South came to a head, favoured the South, retired after his Presidentship into private life (1791‒1868).
Definition taken from The Nuttall Encyclopædia, edited by the Reverend James Wood (1907)
Buchanan, George * Buchanan, Robert