Children Are Safer In The Country WWII[ON RESERVE 3 12] Original vintage World War Two British propaganda poster Children are safer in the country leave them there featuring a black and white image of two young and healthy smiling children, the boy with his arm around a girl showing the older brother protecting his younger sister, with the text below. The evacuation during WWII known as Operation Pied Piper started in 1939, organised by the Ministry of Health to protect people from the