Why is 1763 such an important year in American history

The Proclamation of 1763 was issued by the British at the end of the French and Indian War to appease Native Americans by checking the encroachment of European settlers on their lands. ... In the centuries since the proclamation, it has become one of the cornerstones of Native American law in the United States and Canada.

c. barbarians with unexpected intelligence  

the civil rights act was passed on april 9, 1866 by a republican dominated congress. it was passed over president johnson's veto, in an effort to push back against discrimination of african americans.