"To mark the 30th anniversary of the United Nations Convention on the Rights of the Child, the World Press Photo Foundation and UNICEF jointly present a selection of stories showing the impact of mass migration on children, awarded in the World Press Photo Contests from 2016 – 2019. Thirty years ago, world leaders made a promise to every child to promote and protect their rights by adopting the United Nations Convention on the Rights of the Child – an international agreement on childhood. The Convention became the most widely ratified human rights treaty in history. Since then, governments across the world have taken action to ensure that more children survive and develop to their full potential. Thirty years on, child rights have not changed – they have no expiry date. But childhood has changed. The rise of digital technology, environmental changes and mass migration are creating new threats for children. For too many children, migration is not a choice but a necessity. More than 30 million children in the world today have moved across borders. Migration has been omnipresent in the news and is a recurrent theme in the recent World Press Photo contests. Through different perspectives, these curated stories draw attention to the physical, emotional and psychological impact of mass migration on children from various parts of the world. It highlights the importance of protecting the rights of every child, wherever they are..."