51In which year was OPEC founded?
52How many countries were the founding members of OPEC?
53How many member countries make up the Group of Seven (G7)?
54Where is the headquarters of the Arab League located?
55In which year was the Arab League founded?
56Where is the headquarters of the African Union located?
57In which year was the African Union established, succeeding the Organisation of African Unity?
58In which year was the United Nations High Commissioner for Refugees established?
59Where is the headquarters of UNHCR located?
60Where is the headquarters of the United Nations Development Programme located?
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