On what date did Britain declare war on Germany following an " unsatisfactory reply " to the British ultimatum that Belgium must be kept neutral ?
Riezler ’s diary has Bethmann Hollweg saying to him on July 20th that Russia with its “ growing demands and tremendous dynamic power would be impossible to repel in a few years , especially if the present European constellation continues to exist . ” Riezler ended his diary with noting that Bethmann Hollweg was “ determined and taciturn ” , and quoted his former Foreign Minister Kiderlen - Waechter who “ had always said we must fight ” .