This action by Congress limited the president's abilits to go to
war without support of Congress

The War Powers Resolution (also known as the War Powers Resolution of 1973 or the War Powers Act) (50 U.S.C. 1541–1548) is a federal law intended to check the U.S. president's power to commit the United States to an armed conflict without the consent of the U.S. Congress.

Explanation:

the british army and british colonist were by iroquois indians.

the answer to your question is a. the salt plains

in 1811, he led an expedition, known as the george c. sibley expedition, to improve relations with the pawnee and kansa tribes, and also to locate the rumored jefferson's salt mountain