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The Organisation of the Petroleum Exporting Countries is an organisation enabling the co-operation of leading oil-producing countries in order to collectively influence the global oil market and maximise profit.

Headquarters: Vienna, Austria

Founded: September 1960, Iraq

Founders: Juan Pablo Pérez Alfonzo, Abdullah Tariki

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These countries included impoverished former European colonies and all the nations of Africa, the Middle East, Latin America, and Asia.

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In one year a mature tree will absorb more than 48 pounds of carbon dioxide from the atmosphere and release oxygen in exchange.

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In 1864 Shimla was declared as the summer capital of India.

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The phrase new world order has been widely used on the political scene since first publicly coined by former president, George Bush.

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Islamic histories regarding Shahrbanu generally state that she was a daughter of Yazdegerd III, the last Sassanid emperor of Persia.

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Mohammad Reza Shah Pahlavi, shah of Iran from 1941 to 1979, who maintained a pro-Western foreign policy and fostered economic development in Iran.

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Buland Darwaza, or the "Door of Victory", was built in 1601 A.D. by Mughal emperor Akbar to commemorate his victory over Gujarat

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Al-Khayzuran bint Atta was the wife of the Abbasid Caliph Al-Mahdi and mother of both Caliphs Al-Hadi and Harun al-Rashid.