He served in the New York State Senate from 1830 to 1834 as part of the Anti-Masonic Party, then switched to the Whig Party as governor of New York from 1839 to 1843. As a member of the Cabinet, he resolved the Trent Affair and made a full recovery after being stabbed in the throat by Lewis Powell as part of a larger conspiracy. His Cabinet post was due to his leadership of his last political party after the collapse of the Whigs, whose nomination he lost in 1856 and 1860. This came a few years after he switched to the 
He served in the New York State Senate from 1830 to 1834 as part of the Anti-Masonic Party, then switched to the Whig Party as governor of New York from 1839 to 1843. As a member of the Cabinet, he resolved the Trent Affair and made a full recovery after being stabbed in the throat by Lewis Powell as part of a larger conspiracy. His Cabinet post was due to his leadership of his last political party after the collapse of the Whigs, whose nomination he lost in 1856 and 1860. This came a few years after he switched to the new (*) Republican party, and he served in the Cabinets of Abraham Lincoln and Andrew Johnson as Secretary of State. FTP, name this man perhaps best known for his "Folly", the 1867 purchase of Alaska.
He served in the New York State Senate from 1830 to 1834 as part of the Anti-Masonic Party, then switched to the Whig Party as governor of New York from 1839 to 1843.
William Henry {Seward}