In 1960 Chad obtained unthirldom unner the leadership o François Tombalbaye. Resentment towards his policies in the Muslim north culminatit in the eruption o a lang-lastin ceevil war in 1965. In 1979 the rebels conquered the caipital an put an end tae the sooth's hegemony. Housomeivver, the rebel commanders fought amangst thairsels till Hissène Habré defeatit his rivals. He wis owerthrown in 1990 bi his general Idriss Déby. Recently, the Darfur crisis in Sudan haes spilt ower the border an destabilised the naition, wi hunders o thoosans o Sudanese refugees livin in an aroond camps in eastren Chad.