How did King Edward the IV die and were?

King Edward IV of England died on April 9, 1483, likely from a combination of pneumonia and possibly a stroke. His health had been declining, and he had suffered from various ailments in the years leading up to his death. The circumstances surrounding his death led to speculation about foul play, but there is no conclusive evidence to support this theory. His sudden demise left a power vacuum that contributed to the political turmoil during the Wars of the Roses.