Illegal Immigration Open Borders Trump's Policies Kamala Harris Immigration Record Prosecutorial Record Public Perception Democratic Response Bipartisan Efforts Sanctuary Cities Kamala Harris's Role Public Safety Biden's Immigration Program Decriminalization of Border Crossings Immigration Detention Centers Kamala Harris's Stance Legislative Action Taxpayer-funded Operations U.S. Supreme Court Deportation Policies Support for Border Patrol Public Opinion Trump's Proposals Undocumented Immigration Southern Border Migration Legal Immigration U.S.-Mexico Relations Legal Framework EU Law Radical Politics Role of Kamala Harris as Border Czar