Oil executives and officials have for years dreamed of the riches held in the Caspian region.
The hydrocarbon reserves in countries from Kazakhstan to Turkmenistan have long been sought after by international oil companies seeking access to more resources.
The nations in the Caspian are not only open to foreign investments but have also been seen as a way to improve the energy security of western countries by offering an alternative source from the politically unstable Middle East.
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