Department of Homeland Security, Mission (Primary) (2002)
Department of Homeland Security, Mission (Primary) (2002) : "The primary mission of the Department is to: (1) prevent terrorist attacks within the United States; (2) reduce the vulnerability of the United States to terrorism; and (3) minimize the damage, and assist in the recovery, from terrorist attacks that do occur within the United States". (Homeland Security Act of 2002, November 25, 2002)