Hillary Clinton's loss in 2016 made some voters question whether a woman can be president.

Black women have long played a key role in protecting voting rights and urging their communities to cast ballots. This three-part series highlights their work as they build political power and demand a seat at the table.

Gender remains a significant indicator for political preference. While the 'gender vote gap' isn't new, recent polling data on the US election indicates the gap in voting preference between men and women seems to be widening. But why?

In order to achieve true parity, the U.S. needs affirmative actions—gender quotas established by law. This will ensure that women are selected, appointed and supported in politics.