Why was the issue of abortion important to women's movement?

All of women's aspirations--whether for education, work, or any form of self-determination--ultimately rest on their ability to decide whether and when to bear children.

Explanation:

Denying women the right to abortion makes women bear all the hardship and blame for unwanted pregnancies, ignoring the fact that men bear responsibility too, and that many unwanted pregnancies result from unwanted intercourse.