Texas Republican files impeachment against DHS Secretary Mayorkas citing lack of border control, accusing him of lying to congress and undermining American national security.
Supreme Court reviews constitutionality of 1986 law criminalizing act of encouraging unauthorized immigrants to come or stay in US, raising First Amendment concerns as everyday statements could become felonies.
Biden travels to US-Mexico border to discuss migration, opioid trafficking, and meet with officials, non-profits, and religious groups; later attends North American leaders summit with Mexico and Canada to address immigration.
Gov. DeSantis activates National Guard, directs state agencies to support local governments responding to influx of migrants in Florida Keys; Biden administration's response deemed "inept."
Data show over 31,600 Russians have crossed southern border to seek political asylum since outbreak of war in Ukraine in February, US Customs and Border Protection (CBP) encountering over 5,500 Russian migrants in November alone.