Its members planned to enlist collaborators from the local population to perform the killings under German leadership. [132] Former Iraqi prime minister Rashid Ali al-Gaylani and the Grand Mufti of Jerusalem Haj Amin al-Husseini played roles, engaging in antisemitic radio propaganda, preparing to recruit volunteers, and in raising an Arab-German Battalion that would also follow Einsatzgruppe Egypt to the Middle East.[133] On 20 July 1942, Walther Rauff, who was responsible for the unit, was sent to Tobruk to report to Field Marshal Erwin Rommel, Commander of the Afrika Korps.