Clayton Brothers, John M. Clayton and William H. H. Clayton went from serving in the Union Army to becoming policy-makers as Arkansas political leaders, active in the Senate, House of Representatives, and much more. Left to Right: John Middleton Clayton & William Henry Harrison Clayton Image Credit: www.encyclopediaofarkansas.net Twin brothers John Middleton Clayton and William Henry Harrison Clayton were born on October 13, 1840, to Ann Clarke Clayton and John Clayton in Del