题目内容
England established its first Atlantic colonies in Virginia at Jamestown 1n 1607 and in California.
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One of the motivations to move westward was to find. great wealth quickly through developing and trading the colonies' resources.
It took Americans a century and a half to expand as far west as the Appalachian Mountains.
Among the common motivations of moving westward are finding great wealth and practicing religion without government intervention.
James W. Marshall was the first person to discover a gold mine in California.
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