Scott Morrison, Australia's conservative Prime Minister, scored a surprise victory in federal elections, propelled by a populist wave — the "quiet Australians," he termed it — resembling the force that has upended politics in the United States, Britain and beyond.

The win stunned Australian election analysts — polls had pointed to a loss for Morrison's Coalition of the Liberal and National parties for months.

But in the end, the Prime Minister confounded expectations suggesting that the country was ready for a change in course after six years of tumultuous leadership under the conservative political Coalition.

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