At the World Anti-Slavery Convention held at Exeter Hall in London, female delegates from the United States were denied seats and voting rights solely because of their sex. Lucretia Mott and Elizabeth Cady Stanton were relegated to a spectators' gallery behind a curtain. Wendell Phillips argued unsuccessfully for their inclusion. Walking home together afterward, Mott and Stanton resolved to organize a convention for women's rights, a plan realized eight years later at Seneca Falls.