Answer:
The Embargo Act of 1807 was an attempt by President Thomas Jefferson and the U.S. Congress to prohibit American ships from trading in foreign ports. It was intended to punish Britain and France for interfering with American trade while the two major European powers were at war with each other.
Step-by-step explanation:
Tecumseh's War
Westward expansion
East of the Mississippi River, an intertribal army led by Tecumseh, a Shawnee chief, fought a number of engagements in the Northwest during the period 1811–12, known as Tecumseh's War. During the War of 1812, Tecumseh's forces allied themselves with the British.