Crude oil is one of the fundamental energy sources used by man. Oil is the main energy source to run the daily transportation, factories and make electricity. In view of this, energy sources have a worldwide demand in the global market. Every nation’s lifestyle and economy is still dependent on exports as a source of revenue. To influence the price of crude oil and get rid of unnecessary fluctuations in the international market, one of the international organizations was form which is calling OPEC (Organization of Petroleum Exporting Countries). OPEC is alliance of thirteen nations that control over fifty percent of the world oil and natural gas export. OPEC members are Iran, Iraq, Kuwait, Saudi Arabia, Venezuela, Algeria, Indonesia, Qatar, Nigeria, Libya, United Arab Emirates, Angola and Ecuador. Therefore, OPEC has a strong influence on the international market, especially when it makes a decision either to reduce or increase its oil production in the oil market.
Political instability is one of the causes of the oil prices increasing in the global market. Political in nations producing oil country play an important role to influence the global oil market, success or failure in the relationship between