French President's wife Brigitte Macron (L) poses with Swiss President's wife Muriel Zeender Berset as they take part in a spousal event at the Chateau de Versailles (Palace of Versailles) in Versailles, outside Paris, on November 11, 2018 as part of commemorations marking the 100th anniversary of the 11 November 1918 armistice, ending World War I. (Photo by Lucas BARIOULET / AFP)