"Knock Down the House" is a documentary film released in 2019 that follows the campaigns of four women running for Congress in the 2018 midterm elections. The film primarily focuses on Alexandria Ocasio-Cortez, who gained national attention for her grassroots campaign and eventual victory in New York's 14th congressional district. The documentary highlights the challenges these candidates face, including financial constraints and political opposition. It showcases their determination to bring change to the political landscape and emphasizes themes of activism, representation, and the power of ordinary citizens in the electoral process.