You may have noticed by now that amendments to the U.S. Constitution come in waves. In module 13 Professor Amar will go over the third wave to break. Amendments 16-19 made America's version of democracy more direct and more universal than ever before. The addition of women to the voting pool forever altered America's political course. Eventually leading to the passage of socially conscious policies such as the New Deal, the Great Society, and Obamacare.