World War One Diary for Tuesday, August 13, 1918:
Volga: Stalin declares state of siege at Tsaritsyn, bourgeoisie to dig trenches.
East Siberia: Czech General Dieterichs appeals for Allied help from Vladivostok.
Germany: Behnke replaces Capelle as Minister of Marine (until October 7).
North Sea: Convoy escort armed trawlers depth charge and sink coastal submarine UB-30 off Whitby.
Mediterranean: 17 destroyer-escorted fast storeships from USA have docked at French ports, via Spanish waters, since July 1, 4000t per day discharged by autumn.
Britain: Government recognizes Czechs as Allied nation, latter declare war on Germany.
Germany: At Spa Hindenburg and Ludendorff, Chancellor and Foreign Minister, agree war cannot be ended militarily.