What changed jamestown from"hell on earth" to boomtown

By 1640, the colony became the leading tobacco supplier to Europe.

Explanation:

John Rolfe was an English settler that was responsible for starting cultivating tobacco in the Colony of Virginia. He risked his life by obtaining illegally seeds and started growing a variety of sweet tobacco in Jamestown. With the success of the tobacco plantation, it quickly became a cash crop for the Jamestown colony which became the leading tobacco supplier to Europe.

norsemen from northern countries had made earlier journeys

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