Trail The Beachheads 11 steps 55m share Start trail November 1942 to January 1943 The Beachheads: Buna, Gona and Sanananda 19 November 1942 to 22 January 1943 Battle of Buna-Gona: 'The Battle of the Beachheads' November to December 1942 Buna 19 November 1942 US forces attack Buna November to December 1942 Allied forces capture Buna 19 November 1942 to 9 December 1942 Gona 19 November 1942 Australian troops attack Gona 8 to 9 December 1942 Australian 21st Brigade captures Gona November 1942 to January 1943 Sanananda 19 November 1942 to 22 January 1943 Australian and US forces attack Sanananda November 1942 to January 1943 Japanese defeated at Sanananda