On what date did Britain declare war on Germany following an " unsatisfactory reply " to the British ultimatum that Belgium must be kept neutral ?
Szögyény reported “ in order to avoid a misunderstanding ” that Jagow had promised him that : “ the German government assured Austria in the most binding fashion that it in no way identifies itself with the proposal mediation offer which may very shortly be brought to Your Excellency ’s [ Berchtold ] notice by the German government : it is , on the contrary " decidedly " opposed to consideration of them , and is only passing them on out of deference to the British request ” ( emphasis in the original ) .