Princess continues to attend royal duties despite health issues

Queen Sonja and Crown Princess Mette-Marit invited guests to an afternoon at Oscarshall during choreographer Jiří Kylián and author Haruki Murakami's visit to Norway," said a statement issued by the royal family on Saturday.

According to the statement, the royal ladies hosted a gathering to celebrate the visit of these renowned artists. 

It said Queen Sonja and Crown Princess Mette-Marit welcomed guests to the Oscarshall summer palace, where they enjoyed musical performances and tea.

The event was part of the celebrations surrounding Jiří Kylián's festival at the Norwegian National Ballet and Haruki Murakami's participation in the Norwegian Literature Festival.

In March, the Royal House of Norway revealed that Crown Princess Mette-Marit's chronic disease continues to progress, rendering her unable to perform her duties as per schedule.

Mette-Marit of Norway, 51, the wife of Crown Prince Haakon, was diagnosed with pulmonary fibrosis in 2018.

The court said that Princess Mette-Marit was committed to continuing her work and that her calendar would change to meet her needs.

"The Crown Princess has a strong desire to continue working, and therefore we will organize her official program in the future in the best possible way so that her health and work can be combined," the royal said.

The Royal House of Norway has a connection with the British royal family through a shared ancestry and royal relationships.

King Harald V of Norway is a second cousin of King Charles III of the United Kingdom. 

They both descend from King George I of Greece and his wife, Grand Duchess Olga Constantinovna of Russia, as well as from King Christian IX of Denmark and his wife, Louise of Hesse-Kassel.