Famous Irishman - John Louis O' Sullivan

This week's famous Irishman is John Louis O'Sullivan.

John Louis O'Sullivan
(November 15, 1813 – March 24, 1895)
was an American columnist and editor who used the term "Manifest Destiny" in 1845 to promote the annexation of Texas and the Oregon Country to the United States. O'Sullivan was an influential political writer and advocate for the Democratic Party.