Watch On the Basis of Sex (2018) HD Full Movie Free on SolarMovie. Watch On the Basis of Sex (2018) online free. The true story of Ruth Bader Ginsburg, her struggles for equal rights, and the early cases of a hist...The true story of Ruth Bader Ginsburg, her struggles for equal rights, and the early cases of a historic career that lead to her nomination and confirmation as U.S. Supreme Court Associate Justice.