The centenary of a key turning point in the First World War has been marked with a solemn service at Amiens Cathedral .
Theresa May and the Duke of Cambridge paid tribute to the bravery of troops who fought in the Battle of Amiens at the event staged exactly 100 years since the start of the offensive.
William received a slightly awkward curtsy as he was greeted by Mrs May Credit: Yui Mok/PA
The PM had a more straightforward handshake for French armed forces minister Florence Parly Credit: Yui Mok/PA
Battle of Amiens anniversary Credit: Victoria Jones
William spoke at the service about the bravery of soldiers during the First World War Credit: Victoria Jones/PA
Scotland’s First Minister Nicola Sturgeon was also among those who attended the moving service Credit: Victoria Jones/PA
Mrs May sat alongside former German president Joachim Gauck Credit: Victoria Jones/PA
The Duke of Cambridge and Florence Parly, France’s minister to the armed forces, lay wreaths in the Chapel of the Allies at Amiens Cathedral Credit: DCMS/Crown copyright
Theresa May laid a wreath with former German president Joachim Gauck Credit: DCMS/Crown copyright
Crowds outside Amiens Cathedral Credit: Yui Mok/PA
Across the Channel in Dorset, living history actors staged a re-enactment to mark the centenary of the battle Credit: Andrew Matthews/PA
The event at The Tank Museum in Bovington, Dorset, featured a mock battle Credit: Andrew Matthews/PA
The event drew large crowds Credit: Andrew Matthews/PA
A replica A7V tank was involved in recreating the battle. The conflict saw more than 500 tanks spearhead an attack which ultimately led to the end of the First World War Credit: Andrew Matthews/PA