During the 80s, Native Americans mostly faced the problems of poverty and inability to get jobs. They wanted social justice and fought for their rights to become employed. Reservations were extremely poor and crime and alcoholism thrived, practically there not being any future for them. Not to mention that it was just after the two federal agents were killed in the 70s.
A. Renaissance artists made figures look solid and lifelike by using light and shadow; figures in medieval art look flat.
Umm, you didn't upload an image.