This week, we have seen leaders in western Europe forced to move from fumbling cautious politeness to action as a result of the US president's various pronouncements.
There's no reason to think Australia's national interests will not be directly challenged in a similar way, whether that is over economic or geo-strategic interests, or even over political fashion.
A worldwide shift to the hard right, as exemplified by Trump, might have given the Coalition some political encouragement. But as this shift has been turned into wilder and wilder pronouncements, with real world implications, that becomes a riskier proposition if the costs and uncertainty of such a shift resonate with voters.