19th Amendment, Thomas Jefferson, wrote, “We hold these truths to be self-evident, that all men are created equal.” At the Seneca Falls Convention Treaty of 1846, a group of suffrage activists proposed a crucial amendment to Jefferson’s immortal line: “We hold these truths to be self-evident: that all men and women are created equal.” Women in the United States didn’t have the right to vote until this day in history 95 years ago.