Barcaldine - the birth place of the Australian Labour Party.
The Tree of Knowledge was a key site during the Shearer's Strike in 1891, a confrontation between capital and labour that was major event in Queensland's history. The strike was a watershed in the development of the labour movement and the formation of the Australian Labor Party.
The Tree of Knowledge is closely linked with the cultural identity of Barcaldine and has a strong association with its people.
The Tree of Knowledge has a special association with the history of the Australian Labor Party and with Trades Union in Queensland.