Elizabeth Cady Stanton and Susan B. Anthony campaigned for this right.
In 1893, Colorado became the first state to change a state constitution to allow this right. Wyoming was the first state to enter the union with this right as part of its constitution, and Wyoming's nickname of the Equality State references the 1869 decision to allow this right. This right was the primary focus of the Seneca Falls Convention. Elizabeth Cady Stanton and Susan B. Anthony campaigned for this right. For 10 points, name this right federally guaranteed by the Nineteenth Amendment, which prohibits abridging the right to vote on the basis of sex.
In 1893, Colorado became the first state to change a state constitution to allow this right.
women's {suffrage} [or {clear} equivalents like women's right to vote]