 Complete the following phrase:  Kirchheim entered the Imperial Army as an officer candidate on May 1, 1899. He became a Leutt with the Infanterie-Regiment Prinz Friedrich der Niederlande 2. Westfälisches Nr. 15 in Minden on October 18, 1900. On October 1, 1904, he transferred to the Schutztruppe of German Southwest Africa, going on an eight-year tour of duty in the colony. In January 1904, the native Herero tribe of Southwest Africa rebelled against German colonial rule over the expropriation of their land and cattle. Later in the year, the NamaHottentot tribe also took up arms against their colonial rulers, beginning the 