Mary Wollstonecraft, an enthusiast of the egalitarian and fraternal achievements of the French Revolution of 1789, was infected by the effervescent environment she encountered in Paris when she was there in 1792. She wrote a memorable essay in favor of female emancipation, "In Defense of Rights (Vindication of the Rights of Woman), composed in only six weeks, claiming a fate of their own sex unattached to that of their husbands and children.
Olympe de Gouges was an avant-garde. In Paris of Marie Antoinette and Louis XVI, she advocated the emancipation of women, the institution of divorce and the end of slavery. At the head of a theater group formed only by women, Olympe debated his ideas in the pieces he wrote, in pamphlets and even posters, that he had to glue through the city.
In short: Both were avant-garde women's rights advocates
