That article completely omits to mention the supply bill failure which actually precipitated the deadlock in the federal parliament (although the G-G’s actions are now generally regarded as formally constitutional but entirely undemocratic).
The UKUSA…Due to its status as a secret treaty, its existence was not known to the Prime Minister of Australia until 1973,[14] and it was not disclosed to the public until 2005.
Except that source [14] doesn’t say it is a secret treaty, it says it’s a group, and it’s an offhand reference in a Canadian article that uses a YouTube video as a source. Not for the first time, the source doesn’t say what you want it to say, and it’s bobbins in any case.