In 1992, during a meeting at the UN headquarters in Geneva, scientists and "women's health advocates" discussed the use of "fertility regulating vaccines, particularly the anti-Human Chorionic Gonadotropin vaccine. (source)

If you had any doubt in your mind that this was true, doctors at a Catholic hospital in Kenya are out to prove that millions of girls have been tricked into receiving an injection that will render them sterile for years.

Independent laboratory testing has confirmed that a tetanus vaccine given to over 2.3 million young women in Kenya contained the HCG antigen.

HCG was developed by the WHO as a long-term contraceptive. It causes the body to attack a fetus through an antibody response, and can cause spontaneous abortions for 3 years after the woman is injected with the drug.