Fentanyl Trafficking Law Enforcement Drug Cartels Cartel Influence Extradition Law Enforcement Collaboration Sanctions Tariffs Fentanyl Crisis Sovereignty Issues Fentanyl Smuggling Counter-Narcotics Efforts Security Cooperation Law Enforcement Cooperation Military Action Gun Trafficking Border Enforcement Terrorism Designation Cartel Designation Fentanyl Tariffs Border Security Cartel Operations Caro Quintero Extradition Treaties Political Implications Corruption Cartel Violence