 
 <translate> The important part for answering this question is: Twelve United States presidents have made presidential visits to the United Kingdom and Ireland. Therefore, the final answer is Twelve United States presidents. <hau> Muhimmin bangare na amsa wannan tambaya shi ne: Shugabannin Amurka goma sha biyu sun yi ziyarar shugaban kasa zuwa Burtaniya da Ireland. Saboda haka, amsar karshe ita ce Shugabannin Amurka goma sha biyu. 