Nancy Pelosi was the first woman to serve as Speaker of the United States House of Representatives, initially assuming the role in 2007 and serving until 2011, then again from 2019 to 2023. As a member of the Democratic Party, her leadership was pivotal in shaping significant legislation such as the Affordable Care Act. Pelosi's tenure highlighted not only her political acumen but also her role in breaking gender barriers in American politics. Her strategic determination and ability to navigate the complexities of the House solidified her reputation as a leading figure in U.S. governance.