Secretary of Defense
From Halopedia, the Halo wiki
Sign with the Secretary of Defense's message, found in Metropolis.
Secretary of Defense is a United Earth Government position. During the First Battle of Earth, the Secretary of Defense was Paul Murphy Russel. Russel wrote a propaganda-laden message for the youth of New Mombasa, urging them to join their local "freedom fighter brigade" to fight the Covenant.[1]
