1)How did U. S policy towards the Plains Indians change in the late 1850s?

What would you call a political system that is only meant to last for a short time

Roman builders used rows of arches in there buildings to form a curved ceiling called what

John recently received his semester grades and found that he had failed two courses. he says the reason he failed the two courses is that they were taught by female professors. john believes that women are really not smart enough to teach at the college level. in this example, the female professors are a) spacegoats and being blamed for john's grades b) being discriminatory toward john c) probably not smart enough to teach in a college d) prejudiced against john because he is male