Along with Salmon Chase and Edward Bates, this man formed the third member of the so-called Team of Rivals.
This man succeeded William L. Marcy as Governor of New York and was succeeded in his highest cabinet post by Elihu B. Washburne. This American was the co-namesake of a treaty with Richard Lyons to help curb the Atlantic slave trade, and he helped acquire a territory later devastated by the Good Friday Earthquake of 1964. This man sent a dispatch to Great Britain stating that Charles Wilkes had violated the freedom of the seas to resolve the (*) Trent Affair. He was able to survive a knife attack by a confederate of George Atzerodt named Lewis Powell. Along with Salmon Chase and Edward Bates, this man formed the third member of the so-called Team of Rivals. For 10 points, name this Secretary of State under Abraham Lincoln, best known for purchasing Alaska.
This man succeeded William L. Marcy as Governor of New York and was succeeded in his highest cabinet post by Elihu B. Washburne.
William Henry {Seward}