evidence: Djibouti has accused Eritrean forces of digging trenches on both sides of the border, infringing several hundred metres (yards) on to Djiboutian territory. [...] In April 1996 they almost went to war after a Djibouti official accused Asmara of shelling the town of Ras Doumeira. And in 1999, Eritrea accused Djibouti of siding with Asmara’s arch-foe Ethiopia while Djibouti accused its neighbour of supporting Djiboutian rebels and having designs on the Ras Doumeira region, which Eritrea denied.