The origins and cause of the Mexican-American War are very complex, but in general it was started only because the US under President Polk wanted more land.
Among all the options, the right to fair trial would be considered
a POLITICAL right. The correct answer between all the choices given
is the last choice or letter D. I am hoping that this answer has satisfied your
query and it will be able to help you in your endeavor, and if you would like,
feel free to ask another question.