Answer:
George Champlin Sibley (April 1, 1782 – January 31, 1863) was an American explorer, soldier, Indian agent, politician.
Here is a picture this a picture of the euphraters river and tigris
India was one of the most treasured British colonies.
it was;
<span>as both a market and a source of raw materials
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<span>as the "Brightest Jewel" in the crown of its empire
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<span>as a market and testing ground for new economic principals</span>