UNITED NATIONS, Feb. 14 (APP): Hostilities in Afghanistan left more than 3,500 civilians dead in 2015, including an unprecedented number of children one in four casualties over the past year was a child and nearly 7,500 others wounded, making this the highest number of civilian casualties recorded, the United Nations reported Sunday. “This report records yet another rise in the number of civilians hurt or killed. The harm done to civilians is totally unacceptable,” Nicholas Haysom, the Secretary-General’s Special Representative for Afghanistan and head of the UN Assistance Mission in the country (UNAMA), said in a press statement.