LIEGE, BELGIUM - APRIL 18:Queen Mathilde and Philippe of Belgium together with Grand Duke Henri and Grand Duchess Maria Teresa of Luxembourg pose for photographers at the Palais du Prince Eveque on April 18, 2024 in Liege, Belgium.  (Photo by Geert Vanden Wijngaert/Getty Images)
LIEGE, BELGIUM - APRIL 18: Queen Mathilde and Philippe of Belgium , Grand Duke Henri and Grand Duchess Maria Teresa of Luxembourg pose with the mayor of Liege Willy Demeyer (L) and Liege provincial representaives for photographers at the Palais du Prince Eveque on April 18, 2024 in Liege, Belgium.  (Photo by Geert Vanden Wijngaert/Getty Images)
LIEGE, BELGIUM - APRIL 18:Queen Mathilde and Philippe of Belgium together with Grand Duke Henri and Grand Duchess Maria Teresa of Luxembourg sign the golden book at the Palais du Prince Eveque on April 18, 2024 in Liege, Belgium.  (Photo by Geert Vanden Wijngaert/Getty Images)
LIEGE, BELGIUM - APRIL 18:Queen Mathilde and Philippe of Belgium together with Grand Duke Henri and Grand Duchess Maria Teresa of Luxembourg sign the golden book at the Palais du Prince Eveque on April 18, 2024 in Liege, Belgium.  (Photo by Geert Vanden Wijngaert/Getty Images)
LIEGE, BELGIUM - APRIL 18:Queen Mathilde and Philippe of Belgium together with Grand Duke Henri and Grand Duchess Maria Teresa of Luxembourg sign the golden book at the Palais du Prince Eveque on April 18, 2024 in Liege, Belgium.  (Photo by Geert Vanden Wijngaert/Getty Images)