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Bolded Info:The Navigation Laws were the most famous of the laws to enforce mercantilism. The first of these was enacted in 1650, and was aimed at rival Dutch shippers who were elbowing their way into the American carrying trade. The Navigation Laws restricted commerce from the colonies to England (and back) to only English ships, and none other.
Four acts of the British Parliament in 1767 that imposed duties on the import of paint, glass, paper, lead, and tea to the North American colonies. The acts also called for quartering of British troops in the colonies.