A pair of deaths on this day in history…
1231 – William Marshal, 2nd Earl of Pembroke – son of William Marshal – known as the greatest knight. https://en.wikipedia.org/wiki/William_Marshal,_2nd_Earl_of_Pembroke
1250 – Guillaume de Sonnac, Grand Master of the Knights Templar https://en.wikipedia.org/wiki/Guillaume_de_Sonnac