Around the world, nearly 50 million children have migrated across borders or been forcibly displaced – and that’s a conservative estimate. More than half of these boys and girls fled violence and insecurity – 28 million in total. This report presents, for the first time, comprehensive global data about these children – where they are born, where they move, and some of the dangers they face along the way. The report sheds light on the truly global nature of childhood migration and displacement, highlighting major challenges in every region.