Treaty of economic, social and cultural collaboration and collective self- defenceBrussels Treaty • November 23rd, 2015
between His Majesty in respect of the United Kingdom of Great Britain and Northern Ireland, His Royal Highness the Prince Regent of Belgium, the President of the French Republic, Her Royal Highness the Grand Duchess of Luxembourg, and Her Majesty the Queen of the Netherlands
The Brussels Treaty Five European Nations Brussels, Belgium March 17, 1948Brussels Treaty • April 3rd, 2012
His Royal Highness the Prince Regent of Belgium, the President of the French Republic, President of the French Union, Her Royal Highness the Grand Duchess of Luxembourg, Her Majesty the Queen of the Netherlands and His Majesty The King of Great Britain, Ireland and the British Dominions beyond the Seas,
