Co-author of the Kellogg-Briand Pact of 1928, which prohibited war as a national policy. He earned the Nobel Peace Prize the following year for his work on the international agreement.
He joined his cousin's law firm in St. Paul, and earned a small fortune advising railroads, mining companies and steelmakers.
As Secretary of State under Calvin Coolidge, he devoted his energies to promoting the Kellogg-Briand Pact even as it was criticized for doing nothing to end war.
Born in New York, he moved with his family to Olmsted County, Minnesota with his family at the age of 8.
He was one of Theodore Roosevelt's trustbusters, litigating in the Standard Oil case.