The Duchess of Cornwall has been meeting representatives of the Trust in Memoriam 2014 campaign at the Royal Artillery Memorial on Hyde Park Corner.
She is highlighting work done by the trust to reduce war memorial theft.
Memorial theft has been on the increase over the last couple of years as scrap metal goes up in value. The trust is trying to reduce these thefts by marking memorials with SmartWater, a liquid which leaves a traceable forensic signature.
More top news
A 24-year-old man has been arrested on suspicion of murder after the body washed up on the Thames shoreline.
Seven people have now been arrested after a man died from serious head injuries
The 38-year-old officer was on his way home from a night shift when he collapsed. His death is not being treated as suspicious.