A Guide to the United States’ History of Recognition, Diplomatic, and Consular Relations, by Country, since 1776: Oman


United States interactions with the Sultanate of Oman in the 1830s were some of America’s earliest official dealings with the Middle East. Relations were sporadic over the next century and a half, but became more regular following the appointment of the first U.S. Ambassador to Oman in 1972.

Modern Flag of Oman


Mutual Recognition, 1833.

The first formal act of diplomatic engagement and recognition between the United States and the Sultanate of Oman occurred on September 21, 1833, when a bilateral treaty of Amity and Commerce was signed at Muscat by Special Agent Edmund Roberts and His Majesty Seyed Syeed bin Sultan of Muscat.

Consular Presence

Establishment of U.S. consulate in Muscat, 1880 until 1915.

The United States established a consulate in Muscat in 1880, which lasted until 1915, at which time American interests in Oman were handled by U.S. diplomats in other countries.

Diplomatic Relations

Establishment of Diplomatic Relations, 1972.

Diplomatic Relations were established on April 17, 1972, when American Envoy Extraordinary and Minister Plenipotentiary William A. Stoltzfus, Jr. presented his credentials to the government of Oman. Stoltzfus was accredited to Bahrain, Kuwait, Qatar and the United Arab Emirates as well, and he was resident in Kuwait.

Establishment of the American Embassy in Oman, 1972.

The United States Embassy in Muscat was established on July 4, 1972, under Chargé d’ Affaires ad interim Clifford J. Quinlan. William D. Wolle was the first resident Ambassador to Oman, presenting his credentials to the Sultanate of Oman on July 17, 1974.


  • Bevans, Charles I. Treaties and Other International Agreements of the United States of America, 1776-1949. Volume 10, Nepal-Peru. Department of State Publication 8642, August 1972.
  • Department of State Country Fact Sheet: Oman
  • Department of State Country Information: Oman
  • Langer, William L. An Encyclopedia of World History. Boston: Houghton Mifflin Company, 1968.