see more

Britain's Prince Harry (L), Britain's Catherine, Duchess of Cambridge (C), Britain's Prince William, Duke of Cambridge (R) arrive to attend a Service of Commemoration and Drumhead Service on Horse Guards Parade in central London on March 9, 2017, which honours the service and duty of both the UK Armed Forces and civilians in the Gulf region, Iraq and Afghanistan, and those who supported them back home, from 1990-2015. After the Drumhead Service, The Queen will officially unveil The Iraq and Afghanistan memorial. / AFP PHOTO / Justin TALLIS (Photo credit should read JUSTIN TALLIS/AFP/Getty Images)

Britain's Prince Harry (L), Britain's Catherine, Duchess of Cambridge (C), Britain's Prince William, Duke of Cambridge (R) arrive to attend a Service of Commemoration and Drumhead Service on Horse Guards Parade in central London on March 9, 2017, which honours the service and duty of both the UK Armed Forces and civilians in the Gulf region, Iraq and Afghanistan, and those who supported them back home, from 1990-2015.
After the Drumhead Service, The Queen will officially unveil The Iraq and Afghanistan memorial. / AFP PHOTO / Justin TALLIS        (Photo credit should read JUSTIN TALLIS/AFP/Getty Images)

see more

Britain's Catherine, Duchess of Cambridge smiles as she meets with veterans and serving members of the British armed forces at a reception on Horse Guards Parade in central London on March 9, 2017, following the unveiling of The Iraq and Afghanistan memorial at Victoria Embankment Gardens. The preceding 'Service of Dedication' honoured the service and duty of both the UK Armed Forces and civilians in the Gulf region, Iraq and Afghanistan, and those who supported them back home, from 1990-2015 / AFP PHOTO / POOL / Alastair Grant (Photo credit should read ALASTAIR GRANT/AFP/Getty Images)

Britain's Catherine, Duchess of Cambridge smiles as she meets with veterans and serving members of the British armed forces at a reception on Horse Guards Parade in central London on March 9, 2017, following the unveiling of The Iraq and Afghanistan memorial at Victoria Embankment Gardens.
The preceding 'Service of Dedication' honoured the service and duty of both the UK Armed Forces and civilians in the Gulf region, Iraq and Afghanistan, and those who supported them back home, from 1990-2015 / AFP PHOTO / POOL / Alastair Grant        (Photo credit should read ALASTAIR GRANT/AFP/Getty Images)