The U.S. in 1846 was not justified in going to war with Mexico, they didn't have justification to respond with violence.
Before the Cherokee left on the Trial of Tears, the Cherokee people were divided, that was the best way to handle the government´s determination to get its hands on their territory. Some wanted to stay and fight, ohers thought it was better to agree to leave in exchange for money and other concessions.
In 1835 a few self appointed representatives of the Cherokee nation negotiated the treaty of New Echota, which traded all Cherokee land east of the Mississippi for US$ 5 Million, relocation assistance and compensation for lost properties.
<h2>
The Articles of Confederation</h2>
Well, before the constitution that we all know that defines the United States, there was the Articles of Confederation that was the <em><u>original</u></em> document.