Despite the familiar American scene of lined-up students being ushered out of school buildings while their classmates lay wounded or dead inside, and despite repeated calls for restrictions on the guns used in such shootings, nearly twenty years after Columbine, the gun lobby retains a powerful grip on the nation's politicians - using money and…

Sierra Leone is only one of the more than 50 armed conflicts currently going on around the world. It is estimated that 20 million children were either refugees or displaced internally, and some 300,000 children under the age of 18 were used in hostilities at any given time as government or rebel soldiers, with about one-third reportedly fighting…