Scott Morrison in February 2011 tried to persuade Cabinet to capitalise on fear of Muslim immigration as an election-winning strategy. To his credit, Phillip Ruddock persuaded the meeting that it was against the Liberal's policy.
The Murdoch media in 2017 published well over 2000 articles vilifying Muslims.
Trump calls innocent South American asylum seekers murderers, rapists, and drug dealers and declares it a national emergency.
With all this hate-filled rhetoric circulating, is it any wonder that right wing extremists feel emboldened to carry out acts such as we've just seen in New Zealand?