How did the British and french interfere with american shipping? to avoid war against great britian and France, what policy did president jefferson urge congress to pass? in the early 1800s, many native tribes united under the shawnee chief to fight for their land. what was the chiefs name? what battle discouraged Native American unity?

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.

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.

i believe a   because i took this test last month

try c, it's always the answer. pats suck.