King Charles III (seen here on March 10) is scheduled to meet with Pope Francis during a state visit to the Vatican in April. PA/POOL supplied by Splash News / SplashNews.com ...

King Charles III and Queen Camilla paid a private visit to Pope Francis in the Vatican on the afternoon of April 9, the 18th day of his convalescence.

The visit of King Charles and Queen Camilla of the United Kingdom to the Vatican next month will include an audience with Pope Francis, suggesting the pope's health is improving.