Top U.S. military leaders are hosting more than 30 nations in Washington as the Trump administration moves to deepen security cooperation across the Western Hemisphere,prioritizing border control, drug trafficking and regional threats from global adversaries."To put America First, we must put the Americas First," War Secretary Pete Hegseth said, according to remarks shared by Joseph Humire, U.S. Acting Assistant Secretary of War for Homeland Defense and the Americas.NORAD AIRCRAFT TO ARRIVE IN GREENLAND FOR ROUTINE EXERCISES"We must work together to prevent any adversary or criminal actor from exploiting your territory or using your infrastructure to threaten what a great former American president, Teddy Roosevelt, once called permanent peace in this hemisphere."The meeting, convened by Joint Chiefs Chairman Gen. Dan Caine, comes amid a broader national security strategy that places heightened emphasis on threats closer to home: from fentanyl pipelines and transnational criminal networks to Arctic competition and instability in Venezuela.The conference also coincides with U.S. action against Mexican cartel drones that breached American airspace near El Paso, Texas.An administration official told Fox News that "Mexican cartel drones breached U.S. airspace. The Department of War took action to disable the drones. The FAA and DOW have determined there is no threat to commercial travel."The Federal Aviation Administration temporarily restricted flights in and out of El Paso International Airport for what it described as "special security reasons." Federal officials have not released operational details, but the administration official said the action was directly tied to counter-drone measures along the southern border.The incident underscores the growing use of unmanned systems by cartel networks and the increasing overlap between traditional criminal activity and homeland defense concerns a theme expected to surface in discussions among defense leaders gathered in Washington.Top military leaders from Denmark, Britain and France, nations that have territory in the western hemisphere, have also been invited, according to The New York Times.FAA WARNS ABOUT FLYING IN CENTRAL, SOUTH AMERICA AND EASTERN PACIFIC, CITING POSSIBLE MILITARY ACTIVITIESGen. Francis Donovan, the new chief of Southern Command, which oversees Latin American and Caribbean operations, is expected to press regional counterparts to intensify cooperation against drug-trafficking organizations and transnational criminal groups that operate across borders and increasingly leverage advanced technology. U.S. officials have warned that cartel networks are using drones, encrypted communications and sophisticated smuggling routes to move narcotics and personnel.Gen. Gregory M. Guillot, the head of U.S. Northern Command, which leads homeland and north of the U.S. defense including Greenland, is reportedly expected to talk about border controls and integration of advanced sensors across air, land, sea and space domains.Arctic security also us likely to feature prominently in discussions. The administration has pointed to increased Russian and Chinese activity in the Arctic as a long-term strategic concern and has emphasized the importance of Greenlands geographic position for missile warning, maritime access and critical mineral resources.The summit comes on the heels of the dramatic U.S. military capture of Venezuelan leader Nicols Maduro in early January after months of counternarcotics boat strikes.As the hemispheres security landscape continues shifting, defense officials and regional allies alike will be watching to see how other governments with hostile policies toward the U.S.respond to Washingtons increasingly assertive posture.