French President Emmanuel Macron, center right, French Chief of Staff of the Armed Forces Thierry Burkhard, center, and Britain's Prime Minister Keir Starmer stand at attention as Republican Guards parade by the Arc de Triomphe during commemorations marking the 106th anniversary of the November 11, 1918, Armistice, ending World War I, in Paris, Monday, Nov. 11, 2024. ( Ludovic Marin, Pool via AP)