Australia's rulers know that the imperialist tensions between the US and China could lead to war. They could also force Australia to act even more directly as an imperailist power in its own right. That's why Australia's accelerating its spending on military hardware.
The workers' movement in Italy reached new heights when a wave of factory occupations swept the industrial centres–only to be swiftly defeated by the political disorganisation of the revolutionary left. The legacy of this movement's defeat helped Gramsci develop his theory of revolution.