[15] In 1924, he was appointed by President Calvin Coolidge as Ambassador Extraordinary and Plenipotentiary to Great Britain,[22] serving from January 14, 1924, to February 10, 1925.

[23] In 1928, he was awarded the Freedom of the City in Dublin, Ireland and in 1929 the government of France made him a member of the Legion of Honour.

[15] As Secretary of State, he was responsible for improving U.S.–Mexican relations and helping to resolve the long-standing Tacna–Arica controversy between Peru and Chile.

Proposed by its other namesake, French foreign minister Aristide Briand, the treaty intended to provide for "the renunciation of war as an instrument of national policy."

[31] Kellogg was self-conscious about his lack of academic credentials; he attended a one-room country school and dropped out at age 14.

Kellogg grew up in a poor farm in Minnesota, and lacked a commanding presence or the sophistication to deal with the aristocrats who dominated European diplomacy.

He helped end the battle between the Mexican government and the Catholic Church, but failed to resolve the dispute over ownership of the oil reserves.

They successfully negotiated tariff reform with China, thereby giving enhanced status to the Kuomintang and helping get rid of the unequal treaties.

[32] As for Europe he was primarily interested with expanding the limitations on naval armaments that been established by the Washington Treaty; he made little progress.

They include correspondence and miscellaneous papers, State Department duplicates, news clippings scrapbooks, awards, floor plans, honorary degrees, maps, memorials and memoranda.