 Complete the following phrase:  2nd Field Regiment  Arguably until 2013 the oldest artillery unit in Australia, being directly descended from the Royal Victoria Volunteer Artillery Regiment which was formed in the Melbourne metropolitan area on 1 January 1856 by redesignation of the Victoria Volunteer Rifle Regiment, raised on 30 November 1854. It became the Victorian Brigade, Australian Field Artillery, in 1903 and in 1921 formed II. Brigade, Australian Field Artillery, later the 2nd Field Artillery Brigade, perpetuating the unit of the same name that had served at Gallipoli and on the Western Front during the Great War. It became 2nd Field Regiment in early 1942, deploying operationally in New Guinea and 