News from the Grand Ducal Family News are only available in the original language.Categories History, cultural and social heritage Christenings Commemorations & Birthdays Culture Economy Education Europe History, cultural and social heritage International relations Social & humanitarian activitiesMembers of the Family H.R.H. Princess Alexandra H.R.H. the Grand Duke H.R.H. the Grand Duchess H.R.H. the Crown Prince H.R.H. the Crown Princess H.R.H. Prince Félix H.R.H. Princess Claire H.R.H. Princess Alexandra Dates 2017 2025 2022 2018 2017 2016 2015Keywords Reset History, cultural and social heritage 2017 H.R.H. Princess Alexandra 150 ans de la signature du Traité de Londres en présence de la Duchesse de Cambridge (Kate Middleton)11.05.2017
