Making it the first time in history that three women have sat on the highest court:
At 50 years old, Kagan would be the youngest justice on the court, one of many factors working in her favor.
Yet Kagan would be the first justice without judicial experience in almost 40 years.
As the Harvard Law School dean, Kagan openly railed against the military's "don't ask, don't tell" policy regarding gay service members. She called it discriminatory and barred military recruiters over the matter until the move threatened to cost the university federal money.