Russia Russian Aggression Defense Spending Encouraging Russia to Attack NATO Allies Encouraging Putin to Attack NATO Encouraging Russian Aggression European Response Strategic Autonomy Backlash Republican Response Threat to Article 5 Protecting NATO Potential Actions Congressional Response Republican Perspective Democratic Perspective Threats against NATO NATO Spending Russia's Aggression Republican Lawmakers Pulling the United States out of NATO Condemnation by Allies in Congress Reaction U.S. Allies European Countries Response to Trump's Remarks Biden's Response Defense Contribution Rubio's Response Encouraging Putin Response White House Response Financial Contributions