A timeline is a line that puts events in chronological (time) order. It keeps events in history lined up in order.
Answer:
Oklahoma is the present day state where the trail of tears began
Explanation:
In 1838 and 1839, as part of Andrew Jackson's Indian removal policy, the Cherokee nation was forced to give up its lands east of the Mississippi River and to migrate to an area in present-day Oklahoma. The Cherokee people called this journey the "Trail of Tears," because of its devastating effects.
Regarding the government's request for assistance from the colonies for imperial wars, official were ___ dismayed by what they perceived as the colonists' selfishness.
Great Britain sent General Edward Braddock to the 13 Colonies as Commander-in-Chief of the British forces in America, but failed to find allies among the indigenous peoples, while the leaders of the 13 Colonies did not cooperate with him either. Over time, the increase in taxation in the Colonies by the British crown, and the discontent in the Indians over the war with France, angered the Colonists because of the problems that these facts caused them.
I`d go with the last one, to limit the President`s power. From my understanding, the section given basically lists out the conditions of when the President can send out troops. Hope this helped!