 Complete the following phrase:  A September 1917 entry in The London Gazette noted that Philipps relinquished his Army commission earlier in the year, with no explanation provided. This decision was due to injury: his entry in the 1951 Whos Who describes being invalided, indicating wounds had rendered him unfit for further duty, and is further confirmed by a letter sent by Philipps to Reginald Wingate which suggests he had returned to Britain in March. Philipps quickly recovered and restored his commission: he was employed at the War Office in London with the Intelligence Staff, JuneAugust 1917; then was similarly employed at the Admiralty, AugustOctober 1917. By November 1917 he was in Abyssinia on a mission to investigate the extent of the slave trade. The next month he was reportedly present at the 