As increasing numbers of migrants from North America and other parts of the world continued to move westward, frontier cultures that had emerged in the colonial period continued to grow, fueling social, political, and ethnic tensions.

Scots-Irish migration to frontier, Whiskey Rebellion- tax rebellion, Regulator movement

Explanation:

The whiskey rebellion a part of the tax protest in the U.S began in 1791 and was under the command of the American Revolution As the first tax was imposed on the domestic goods by the newly made government, creating a revolutionary war.The Scottish and Irish migrates in the 18 and the 19th century at the time of the American Revolution.Most of them came to the American colonies and some were deported by the British. Heavily settled in the north and the western regions of the Appalachian and the ohio valley.