11.   The country is the largest foreign oil supplier to the U.S.

12.   They also assert that the case is not being pursued aggressively because of U.S. fears of offending Saudi Arabia, a principal oil supplier to the United States.

13.   They have asserted that the case is not being pursued aggressively because of U.S. fears of offending Saudi Arabia, an important oil supplier.

14.   Venezuela is the largest foreign oil supplier to the U.S.

15.   With almost alarming regularity, the major oil suppliers notify their dealers of wholesale price increases through overnight electronic messages.

16.   Bahrain is not a major oil supplier.

17.   But the country is suffering from a severe lack of gasoline and other petroleum products even though it is a major oil supplier to the United States.

18.   But the collapse of communism in the former Soviet Union deprived North Korea of a key oil supplier, forcing it to reduce operations in most of its factories.

19.   Despite the political tensions, business links endured because the economy of resource-barren Jordan is closely tied with its eastern neighbor and main oil supplier.

20.   Japan is dependent on foreign oil, and Iran is its third-largest oil supplier.