hundreds of German and Austrian communists
... that by mid-1920, hundreds of German and Austrian communists fought in Red Army units in Turkestan?
... that by mid-1920, <b id="mwAXU"><a href="./Central_Bureau_of_the_German_Sections_of_the_Russian_Communist_Party_(Bolsheviks)" id="mwAXY" rel="mw:WikiLink" title="Central Bureau of the German Sections of the Russian Communist Party (Bolsheviks)">hundreds of German and Austrian communists</a></b> fought in <a href="./Red_Army" id="mwAXc" rel="mw:WikiLink" title="Red Army">Red Army</a> units in <a href="./Turkestan_Autonomous_Soviet_Socialist_Republic" id="mwAXg" rel="mw:WikiLink" title="Turkestan Autonomous Soviet Socialist Republic">Turkestan</a>?