In 1981, Mauritania became the last country on Earth to abolish slavery. The law had little effect; at least 140,000 people are still enslaved today. Their best hope for freedom is an abolitoinist named Biram Dah Abeid.
Almost 40 percent of the world’s population lives in countries with limits on abortion. Activists like Rebecca Gompert imagine a future where those limits are meaningless because most abortions happen at home.