The DEC brings together 15 leading aid charities to raise funds quickly and efficiently at times of crisis overseas. Pooling their resources to work as one, they are pivotal in coordinating the UK public's response to overseas disasters.
At least 3 million people have fled their homes to escape the conflict in Ukraine.
Heavy fighting, shelling and air strikes across the country have had devastating consequences for civilians. Homes have been destroyed. Families have been separated. Lives have been lost.
DEC charities and their local partners are in Ukraine and in neighbouring countries providing food, water, shelter and medical assistance.