King Charles of England was hospitalized due to the side effects of cancer treatment drugs. Following a period of observation, the King was discharged. A written statement from Buckingham Palace mentioned, “After the planned and ongoing cancer treatment, the King experienced temporary side effects that required a brief hospital stay for observation. Therefore, His Majesty’s afternoon engagements were postponed.” The statement also indicated that King Charles had left the hospital and returned to Clarence House palace, mentioning that his program for the next day would be rescheduled as a precaution based on medical advice. During the treatment for prostate enlargement announced to take place in January 2024, King Charles was hospitalized on January 26 and discharged on January 29. A statement from Buckingham Palace on February 5 noted that after tests conducted due to a concerning condition detected during the treatment, King Charles was diagnosed with cancer. The statement confirmed the start of treatment and that the King did not have prostate cancer, while no information regarding the type or stage of cancer was provided.