Prince Charles and Camilla fly the flag for Britain at Willem-Alexander"s investiture

Prince Charles and his wife Camilla, Duchess of Cornwall flew the flag for Britain at King Willem-Alexander“s investiture ceremony. The British royals looked on as The Netherlands welcomed their first king for 120 years.

Camilla, wearing a duck-egg blue dress and a dramatic feather fascinator, smiled as Europe”s youngest monarch made his solemn declaration to the Dutch throne at Nieuwe Kerk, a 15th century church next to the Royal Palace on Dam Square.

Joining Charles and Camilla were Denmark”s Prince Frederik and his glamorous wife Princess Mary, and Prince Daniel and Princess Victoria of Sweden.

Princess Mathilde and Prince Philippe of Belgium also attended and Spain was represented by Prince Felipe and Princess Letizia.

Prince Albert of Monaco was another VIP guest at the festivities, the largest gathering of royals since the Queen”s Diamond Jubilee last year. Royal invitees from further afield included Japan”s Prince Naruhito and his wife Princess Masako, making her first official overseas appearance in 11 years.

Secretary General for the UN, Kofi Annan and his wife Nane Lagergren also turned out to show their support.

Princess Amalia, Princess Alexia and Princess Ariane headed members of the Dutch royals, including Princess Beatrix.

Following the rest of his family was King Willem-Alexander, Queen Maxima and the main cortege, who proceeded to the church for the investiture ceremony.

Willem-Alexander, 46, and Maxima, 41, took up their new positions on Tuesday morning following Beatrix”s official abdication.

After a ceremony at the Royal Palace in Dam Square, Amsterdam, on Tuesday morning, the former Prince of Orange became King of the Netherlands as Beatrix abdicated in favour of a “new generation”.

The new king appeared on the palace balcony alongside his Argentine-born wife Maxima and his 75-year-old mother. The former sovereign and her son both gave short addresses to the nation.