Complex sentence: She quit the RWL and the Trotsyist movement in the early 1980s and refocused her efforts on the broader feminist movement, particularly the abortion rights issue as a leader in the Ontario Coalition for Abortion Clinics and as a supporter of Henry Morgentaler.
Split into simpler sentences: She quit the RWL and the Trotsyist movement in the early 1980s and refocused her efforts on the broader feminist movement. She was particularly active in the abortion rights issue, as a leader in the Ontario Coalition for Abortion Clinics and a supporter of Dr. Henry Morgentaler.