 The establishment of U.S. Army Cyber Command in 2010 earmarked the Army’s entry into the new operational domain of cyberspace and perpetuated the lineage and honors of Second Army.The 1 October 2010, Headquarters Department of the Army (HQDA) General Orders No.2010–26, which established Army Cyber Command, stated that it would "perpetuate the lineage and honors of the Second Army as specified by the United States Army Center of Military History."