On January 20th, Grand Duke Henri sent a message of congratulations to Donald Trump in honor of the inauguration. The text of the letter is below:
Dear Mr President,
Together with the Grand Duchess I would like to congratulate you on the occasion of your inauguration as the 45th President of the United States of America.
The historical ties of friendship that unite our countries mean much to all of us in Luxembourg.
We wish you all the possible success for your mission as Head of State and we hope for a continued excellent transatlantic relationship.
Grand Duke of Luxembourg