The ministry of Jesus was the period during which Jesus Christ is believed to have preached according to the Bible. In the gospels, this takes place between his baptism in the river Jordan and ends in Jerusalem, following the Last Supper. The main thing that Jesus preached during these years was love. In particular, love for God and love for our fellow men.
A major focus of AIM in the 1960s was dealing with racism against Native Americans, but they also dealt with Native American sovereignty and treaty issues.