It was not the week’s end that King Charles, 76, was anticipating—the monarch was unexpectedly hospitalized on Thursday due to side effects from his cancer treatment. He was quickly released, with a royal source saying that this was “the most minor bump in the road that’s very much heading in the right direction,

Royal fans have expressed concern after King Charles was forced to cancel several engagements following a "brief" visit to hospital on Friday. The 76-year-old monarch experienced temporary side effects from his ongoing cancer treatment,

Princess Anne saw her brother King Charles in London after he was hospitalized for side effects connected to his treatment for cancer.

King Charles III waved to well-wishers in central London on Friday as he headed for his country estate in western England a day after he was briefly hospitalized because of side effects from a scheduled cancer treatment.

The king, who was admitted after experiencing side effects from his cancer treatment but quickly released, is “greatly disappointed” to miss meetings with ambassadors.

The announcement from Buckingham Palace that King Charles had been in hospital after experiencing side effects from his cancer treatment came hours before he was due to visit Birmingham on Friday. The official statement was released at 21:00 GMT on Thursday.

King Charles has been seen in public for the first time since he went to hospital after experiencing temporary side effects from his cancer treatment. He cancelled a trip to Birmingham on Friday on medical advice after spending a short period of time in hospital on Thursday,

King Charles' appointments were canceled after his "short period of observation in hospital," Buckingham Palace said.

The news from Buckingham palace was shocking. Over a year after King Charles had announced that he had been diagnosed with cancer, the Palace issued a statement saying the King had experienced side effects from his treatment that were sufficiently severe to warrant observation in hospital.