“In late March 1502, the giddy aura of newly wedded bliss halted. Both the Prince and Princess of Wales had taken ill, likely with the sweating sickness that would plague England throughout the 16th century. Around the castle servants fretted, charged with saving the heir to the throne and his long-awaited wife. Despite their best efforts only one would survive, left to face their recovery alone” -Elenora Larson, The Royal Testing Ground: A History of Ludlow Castle and Its Occupants (1995) “...It is with the heaviest heart and the deepest regret that I inform your Most Christian Majesties of this great tragedy. While in Wales our realm’s most beloved child, the Infanta Catalina, was called from her earthly existence to serve our Father in Heaven...” - 1502 letter from Pedro de Ayala, Spanish ambassador to England and Scotland, to Ferdinand and Isabella Hello everyone and welcome to my first timeline, where we explore the question of what would have happened if, instead of Arthur Tudor, it was Catherine of Aragon who died in 1502. I'm looking forward to hearing your feedback to help improve this timeline and fill in any gaps I might have. I posted a thread a couple of days ago to sound out some early ideas, so if you have any opinions on where this timeline should go you can comment either here or there.