Edward L. Doheny prices were high. The Mexican Petroleum Company was the largest in Mexico, and Mexico was the largest oil producer in the world. In 1922 Albert B. Fall, U.S. Secretary of the Interior, leased the oil field at Elk Hills, California, to the Pan American Petroleum & Transport Company. Around the same time, the Teapot Dome Field in Wyoming was leased to Sinclair Consolidated Oil Corporation. Both oilfields were part of the US Navy's petroleum reserves. Neither lease was subject to competitive bidding. In 1924 rumors about corruption in the deals escalated into the Teapot Dome scandal. Doheny's reputation was somewhat
Oil reserves in Nigeria oil and no longer sends 43% of its exports to the United States due to the recent shale boom of the US. Nigeria's foreign exchange is heavily dependent on the oil sector, which accounts for majority of its export revenues. Nigeria and São Tomé have an agreement in which the Joint Development Authority was created to explore and produce oil in the waters between Sao Tome and Nigeria. Nigeria and Sao Tome share this area, called the Joint Development Zone, or JDZ. This area could contain up to, or over, 14 billion barrels of oil. In 2006, Chevron drilled an