"Call to our compatriots in German East Africa" - Speech by Heinrich Schnee (August 5th, 1914) 

"Aufruf an die Landsleute in Deutsch-Ostafrika" (Call to our compatriots in German East Africa) is a speech made by the German lawyer and colonial governor Heinrich Schnee, who served as the governor of German East Africa.
In the speech, he explains to his compatriots (that being German settelers in GEA) that war has come to GEA and that they must be ready to fight.
The recording was made in December 1921.