4 May 1471-Battle of Tewkesbury. The Battle of Tewkesbury was one of the decisive battles of the Wars of the Roses. The forces loyal to the House of Lancaster were completely defeated by those of the rival House of York under their monarch, King Edward IV. The Lancastrian heir to the throne,...

...Day!     1st May 1461- Death of James Butler, 5th Earl of Ormond, 1st Earl of Wiltshire.He was the son of James Butler, 4th Earl of Ormond. A staunch Lancastrian and supporter of Margaret of Anjou during the Wars of the Roses, he was beheaded by the victorious Yorkists following the Battle of...