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Trump’s ‘America First’ Doctrine Reshapes U.S. Global Alliances

President Trump’s second term foreign policy has intensified isolationism, strained NATO ties, and shifted U.S. priorities toward transactional diplomacy.

Overview

  • The Trump administration temporarily halted military aid and intelligence sharing with Ukraine, signaling a stark shift in U.S. support during the ongoing conflict with Russia.
  • Trump has openly aligned with Vladimir Putin, pressuring Ukraine for concessions and questioning NATO’s collective defense commitments, raising concerns among European allies.
  • The administration’s tariffs on Mexico, Canada, and China, alongside threats to annex Greenland and seize the Panama Canal, reflect a transactional and unilateral approach to foreign policy.
  • European nations, alarmed by perceived U.S. unreliability, are pursuing military rearmament, exploring nuclear options, and considering strategic autonomy from Washington.
  • Critics warn that Trump’s policies risk undermining decades of U.S.-led collective security, potentially empowering adversaries like Russia and China while alienating traditional allies.