French President Emmanuel Macron and German Chancellor Angela Merkel walk to the ceremony to commemorate the 100th anniversary of the end of World War I in Paris, France, Nov. 11, 2018. (Xinhua/Zheng Huansong)
The U.S. President Donal Trump and his wife Melania Trump arrive for the ceremony to commemorate the 100th anniversary of the end of World War I in Paris, France, Nov. 11, 2018. (Xinhua/Zheng Huansong)
A screen in front of the Arc de Triomphe shows the US President Donald Trump, German Chancellor Angela Merkel, French President Emmanuel Macron, Russian President Vladimir Putin and other politicians attend the ceremony to commemorate the 100th anniversary of the end of World War I in Paris, France, Nov. 11, 2018. (Xinhua/Zheng Huansong)
The Patrouille de France aerobatic team fly over the Arc de Triomphe before the ceremony to commemorate the 100th anniversary of the end of World War I in Paris, France, Nov. 11, 2018. (Xinhua/Zheng Huansong)
Russian President Vladimir Putin (1st R, Front), German Chancellor Angela Merkel (3rd R, Front) and U.S. President Donald Trump (4th R, Front) attend a ceremony to mark the centenary of the Armistice of the First World War in Paris, France, Nov. 11, 2018. (Xinhua/Chen Yichen)
French President Emmanuel Macron (R, Front) shakes hands with U.S. President Donald Trump during a ceremony to mark the centenary of the Armistice of the First World War in Paris, France, Nov. 11, 2018. (Xinhua/Chen Yichen)
Russian President Vladimir Putin (4th R, Front), German Chancellor Angela Merkel (3rd L, Front) and U.S. President Donald Trump (2nd L, Front) attend a ceremony to mark the centenary of the Armistice of the First World War in Paris, France, Nov. 11, 2018. (Xinhua/Chen Yichen)
Russian President Vladimir Putin (L, Front) attends a ceremony to mark the centenary of the Armistice of the First World War in Paris, France, Nov. 11, 2018. (Xinhua/Chen Yichen)
The Patrouille de France aerobatic team performs during a ceremony to mark the centenary of the Armistice of the First World War in Paris, France, Nov. 11, 2018. (Xinhua/Chen Yichen)
French President Emmanuel Macron revives a fire near the Tomb of the Unknown Soldier during a ceremony to mark the centenary of the Armistice of the First World War in Paris, France, Nov. 11, 2018. (Xinhua/Chen Yichen)