Margaret Sanger was the founder of the birth control movement in the United States and international leader in the field.

The Defenders A History of the Birth Control Movement in Wisconsin - 2006 was released on:

USA: 9 September 2006 (ReelHeART International Film Festival)

The theme of Movement have such a strong connection in the United states because it helps us see a big picture in the world.

she was a leading figure in the women's movement in the United States.

According to the ACA in the United States, insurance plans are to cover at least one type of birth control for free. There were some exemptions, like churches. If you are not in the United States, your coverage is likely different. So much of this answer depends upon what it meant by "they".