Glencore - Abacha (Washington Post)

According to official announcements of oil sales and reporting by the London-based oil newsletter Energy Compass, Nigeria's main trading partners in the Abacha era have been the London-based firms Arcadia and Addax, and the Swiss-based company Glencore, which was under the control of Marc Rich, an American commodities dealer.

Read more : http://www.washingtonpost.com/wp-srv/inatl/longterm/nigeria/stories/corrupt060998.htm