A Serene Highness by birth, Ena, as she was known, was raised to Royal Highness status a month before her wedding to prevent the union from being viewed as unequal.

Excluding those princesses who have married into overseas Roman Catholic royal families, only one member of the Royal Family ( that is, with the style of Royal Highness ) has converted to Roman Catholicism since the passage of the act: the Duchess of Kent, wife of Prince Edward, Duke of Kent.

He voice-acted in the animated film Arthur and the Invisibles as the powerful villain Maltazard, and lent his voice to the character Lord Royal Highness in the SpongeBob's Atlantis SquarePantis television film.

* His Royal Highness Archduke Francis of Austria ( 12 February 1768 – 1 March 1792 )

* 15 September 1984present: His Royal Highness Prince Henry of Wales

The Prince's style and title in full is His Royal Highness Prince Henry Charles Albert David of Wales.

If his father succeeds to the throne he will be known as His Royal Highness The Prince Harry.

In situations where cover ( or " headdress ", as it is called in the Australian Army ) is not being worn, the salute is given verbally ; the junior party ( or senior member thereof ) will first come to attention, then offer the salute " Good morning / afternoon Your Majesty / Your Royal Highness / Prime Minister / Your Grace / Sir / Ma ' am / Sergeant ", etc., as the case may be.

* Royal Highness, Ancestry of the Royal Child by Sir Iain Moncreiffe, Pages 64 – 65

He had been naturalised and granted the British style of Royal Highness beforehand.

Her Royal Highness The Princess of Wales is restyled Diana, Princess of Wales.

* August 21 – Her Royal Highness The Princess Margaret, was born.

* In Austria, the members of the Imperial family, due to their status as also members of the royal family of the Apostolic kingdom of Hungary, held the style of Imperial and Royal Highness ( HI & RH ), but actually traditionally the other way around: " königliche und kaiserliche Hoheit ".

* Members of royal families ( princes and princesses ) generally have the style of Royal Highness, although in some royal families ( for instance, Denmark ), more junior princes and princesses only bear the style of His or Her Highness.

* Reigning grand dukes and grand duchesses hold the style of Royal Highness.

Margaret was born Her Royal Highness Princess Margaret Rose of York on 21 August 1930 at Glamis Castle in Scotland, her mother's ancestral home.

As a grandchild of the Sovereign in the male line, Margaret Rose was styled Her Royal Highness from birth.

* 21 August 1930 – 11 December 1936: Her Royal Highness Princess Margaret of York

* 11 December 1936 – 3 October 1961: Her Royal Highness The Princess Margaret

* 3 October 1961 – 9 February 2002: Her Royal Highness The Princess Margaret, Countess of Snowdon

At the time of her death, Princess Margaret's full style was: Her Royal Highness The Princess Margaret Rose, Countess of Snowdon, Companion of the Imperial Order of the Crown of India, Dame Grand Cross of the Royal Victorian Order, Dame Grand Cross of the Most Venerable Order of St. John of Jerusalem.

* Alexander, Crown Prince of Yugoslavia, ( born 1945 ), the head of the Yugoslav Royal Family

In Peru and Rio de la Plata many powerful figures proposed an American Monarchy such as those who wanted an independent Peruvian king of the still alive Inca Royal House, and those who requested a Prince of the Spanish house of Bourbon to come and rule directly in Lima, Mexico City or Bogota, as the Portuguese House of Orleans-Braganza had done in Rio de Janeiro.

Since the passage of the Act of Settlement, the most senior member of the Royal Family to have married a Roman Catholic, and thereby been removed from the line and later lines of succession, is Prince Michael of Kent, who married Baroness Marie-Christine von Reibnitz in 1978 ; he was fifteenth in the lines of succession at the time of his marriage.

* 1998 – HRH Prince Al-Muhtadee Billah is proclaimed the crown prince of Brunei with a Royal Proclamation.

In 1982 Aston Martin was granted a Royal Warrant of Appointment by the Prince of Wales.

Wilhelmine Carolina was a daughter of William IV, Prince of Orange and Anne, Princess Royal and Princess of Orange.

Balmoral has been one of the residences of the British Royal Family since 1852, when it was purchased by Queen Victoria and her consort, Prince Albert.

Prince Ranariddh and Hun Sen became First and Second Prime Ministers, respectively, in the Royal Cambodian Government ( RGC ).

Prince William and his wife took part in the events in Ottawa for Canada Day, 2011, the first time a member of the Royal Family other than the monarch and her consort had done so.

The War of 1812 had some effect on the shipping industry in the Maritime colonies of New Brunswick, Nova Scotia, Prince Edward Island, and Cape Breton Island ; however, the significant Royal Navy presence in Halifax and other ports in the region prevented any serious attempts by American raiders.

The name was given in 1927 and refers to the fact that a detachment of dragoons escorted the Prince Royal of Portugal, Pedro I, at the time when he declared Brazilian independence from Portugal, on September 7, 1822.

In June 1917, when the Royal Family stopped using their German names and titles and adopted the more British-sounding " Windsor ": Prince Louis of Battenberg became Louis Mountbatten, and was created Marquess of Milford Haven.

Mountbatten's qualification for offering advice to this particular heir to the throne was unique ; it was he who had arranged the visit of King George VI and Queen Elizabeth to Dartmouth Royal Naval College on 22 July 1939, taking care to include the young Princesses Elizabeth and Margaret in the invitation, but assigning his nephew, Cadet Prince Philip of Greece, to keep them amused while their parents toured the facility.

A brigade of Dutch Royal Marines and Royal Marines, 1, 800 strong, under the command of Prince George of Hesse-Darmstadt, chief commander of the Alliance Army in Spain, began to besiege Gibraltar, in the name of the Archduke Charles.

In the town, the Marine brigade, still under the command of the British admiral Sir John Leake, and the governor, Prince George of Hesse-Darmstadt ( who had commanded the land forces in August ), and reinforced shortly before by a further 400 Royal Marines, held the fortress against repeated attacks.

Prince William arrived in Albania at his provisional capital of Durrës on 7 March 1914 along with the Royal family.

However, the first English warship to bear the name Resolution was actually the first rate ( built in 1610 and rebuilt in 1641 ), which was renamed Resolution in 1650 following the inauguration of the Commonwealth, and continued to bear that name until 1660, when the name Prince Royal was restored.

Prince Harry entered the Royal Military Academy Sandhurst on 8 May 2005, where he was known as Officer Cadet Wales, and joined the Alamein Company.

His tour came 735 years after his ancestor, Edward I of England ( then Prince Edward ), had also been on military duty in the Middle East during the Ninth crusade, and also made Harry the first member of the Royal Family to have served in a war zone since his uncle, Prince Andrew, Duke of York, flew helicopters during the Falklands War.

For his service, Prince Harry was decorated with the Operational Service Medal for Afghanistan by his aunt, the Princess Royal, at the Combermere Barracks in May 2008.