Julian Castro is an American politician and attorney who served as the Mayor of San Antonio, Texas from 2009 to 2014. He gained national recognition for his role as the Secretary of Housing and Urban Development under President Barack Obama from 2014 to 2017. Castro is known for his focus on issues such as affordable housing, education, and immigration reform. In 2019, Castro announced his candidacy for the Democratic Party nomination for the 2020 presidential election. He emphasized the importance of inclusivity and social justice throughout his campaign. Although he did not secure the nomination, Castro remains an influential figure in American politics.