NATO celebrates 75 years amid a delicate geopolitical context with leaders meeting in Washington.
NATO's original purpose to curb the rise and expansion of Russia is highlighted in the light of Russia's invasion of Ukraine.
China's expansion and its relationship with Russia, as well as terrorism and cybersecurity, are key summit issues.
An action plan for the Sahel and the approval of a plan to coordinate aid to Ukraine are anticipated.
Final summit for the Norwegian Stoltenberg as secretary, replaced by the Dutch Mark Rutte.
Internal conflicts within the European Union and NATO suggest controversy, including the position of Hungarian Prime Minister Viktor Orbán.
Conclusion: On its 75th anniversary, NATO faces old and new challenges, emphasizing the need for a united, powerful federation to counter threats from both Russia and China.