HACKER. Joe Biden is the 46th President of the United States, having taken office on January 20, 2021. He previously served as Vice President under Barack Obama from 2009 to 2017 and has a long history in politics, including 36 years as a U.S. Senator from Delaware. Biden's presidency has focused on issues such as economic recovery, healthcare, climate change, and racial equity. He also played a key role in responding to the COVID-19 pandemic. Known for his empathetic approach, Biden emphasizes unity and bipartisanship in his leadership. His administration faces ongoing challenges, including political polarization and economic issues.