British Prime Minister Theresa May leaves 10 Downing Street for a photo call with British veterans, to make a donation to the Royal British Legion's Poppy Appeal and receive a remembrance poppy in Downing Street, central London on October 31, 2016. In the run up to Remembrance Sunday, a commemoration of the contribution of British and Commonwealth servicepeople in the two World Wars and later conflicts, The Royal British Legion distributes remembrance poppys in return for donations to their 'Poppy Appeal', which supports all current and former British military personnel. / AFP / Daniel Leal-Olivas (Photo credit should read DANIEL LEAL-OLIVAS/AFP/Getty Images)

British Prime Minister Theresa May leaves 10 Downing Street for a photo call with British veterans, to make a donation to the Royal British Legion's Poppy Appeal and receive a remembrance poppy in Downing Street, central London on October 31, 2016. 
In the run up to Remembrance Sunday, a commemoration of the contribution of British and Commonwealth servicepeople in the two World Wars and later conflicts, The Royal British Legion distributes remembrance poppys in return for donations to their 'Poppy Appeal', which supports all current and former British military personnel. / AFP / Daniel Leal-Olivas        (Photo credit should read DANIEL LEAL-OLIVAS/AFP/Getty Images)