Dabo is a commune in the Moselle department in Grand Est in north-eastern France. Previous names: Dasburch, Dasburg Dagesburg, Ta…Dabo is a commune in the Moselle department in Grand Est in north-eastern France. Previous names: Dasburch, Dasburg Dagesburg, Tagesburg, Dagespurg, Dachspurg. An informal Franco-German summit between President Mitterrand and Chancellor Kohl took place in Dabo July 19, 1983.