In the battle for the right to vote, American women faced arrest, jail time, and ridicule. They organized marches, forged alliances with other social reform movements, and lobbied powerful politicians. They saw the right to vote as a guarantee of freedom and equality. Today, through voter purges, voter ID laws, and other tactics, many states make it hard for citizens–especially young people, poor people, and people of color–to register to vote and to cast ballots. What can we learn from history? And what can you do to protect your access to the ballot box?