Seven Sisters Meaning: The term “Seven Sisters” refers to seven major oil companies that controlled a vast majority of the world’s oil reserves and production from the 1940s to the 1970s. The phrase ...
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Who were the seven sisters of petroleum?
The term "Seven Sisters of Petroleum" refers to seven huge oil corporations which had been controlling the worldwide production and pricing of oil from the 1940s through the 1970s. The Seven Sisters ...
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