19 countries and the European Union.
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Formation: 26thSept. 1999
Member Countries: 20
Leader: Salman of Saudi Arabia
Chairman: King Salman Bin Abdul Aziz Al Saud
Names: Argentina, Australia, Brazil, Canada, China, France, Germany, India, Indonesia, Italy, Japan, Republic of Korea, Mexico, Russia, Saudi Arabia, South Africa, Turkey, United Kingdom, United States, and the European Union