The elder King headed to South Carolina in 1810 and both married on 23 February 1811 in Charleston.
He studied medicine at the Charleston Medical College in South Carolina and at Göttingen University in Germany.
from Charleston Medical College and settled on one of the family's farms in South Carolina and Georgia.
In the summer time the King family lived in the mountains of Flat Rock in the western part of North Carolina.
Bismarck's letters to him are preserved in the U.S. Library of Congress, while some of King's letters are kept by the Otto-von-Bismarck-Stiftung in Friedrichsruh near Hamburg (Germany), which is a commemorative German Government Foundation in memory of the Chancellor of the German Empire (similar to the Presidential libraries in the United States).