“Revealed: Jets were ‘ready to intercept UFOs’ ”,
6 August 2012 (The Herald, Newcastle, Australia)
The article reports on the Australian Government UFO files that were recently released by the National Archives of Australia:
http://www.theherald.com.au/news/local/news/general/revealed-jets-were-ready-to-intercept-ufos/2643898.aspx
A pair of Royal Australian Air Force Mirage fighter jets were readied to intercept UFOs in June 1983, according to The Herald.
The incident occurred at RAAF Base Williamtown (the headquarters of Australia’s Tactical Fighter Group), north of Newcastle, New South Wales.
The unknown objects had been picked up on radar at Mascot Airport (official name: Sydney Kingsford-Smith Airport).
Wikipedia article: “RAAF Base Williamtown”:
http://en.wikipedia.org/wiki/RAAF_Base_Williamtown
RAAF Base Williamtown, New South Wales, Australia
(wikimedia.org) (wikimedia.org photo)