The history of birth control

Published On: Apr 09 2013 04:28:22 PM CDT   Updated On: Jun 30 2014 09:23:16 AM CDT

Companies with religious objections can refuse to pay for contraception, according to the U.S. Supreme Court, marking another important moment in the history of birth control.

Couple bed sex
8 / 18
iStock / Synergee

1920s -- Scientists working independently in Japan and Austria devise the "Rhythm Method" of birth control after figuring out that women are fertile approximately midway through the average menstrual cycle. They conclude pregnancy can be avoided by abstaining from sex during that period.

Upload Photos / Videos