On what date did Britain declare war on Germany following an " unsatisfactory reply " to the British ultimatum that Belgium must be kept neutral ?
Stolberg reported back to Berlin that he had told Berchtold: “ If Austria really wants to clear up her relationship with Serbia once and for all , which Tisza himself in his recent speech called ‘ indispensable ’ , then it would pass comprehension why such demands were not being made as would make the breach unavoidable .