World War One truce: 'War came to standstill'
On Christmas Day 100 years ago a series of unofficial ceasefires took place along the lines of the Western Front.
Not everyone took part, but for those who did, it was a memorable moment of humanity amid the mud and bloodshed.
In 1968, the BBC filmed veterans from opposing armies who took part what became known as the Christmas Truce.
Here are the testimonies of two of them.