Australia Legalizes Same-Sex Marriage in Historic Decision What a day for love, for equality, for respect. Malcolm Turnbull, Prime Minister Only four Members of Parliament voted 'no' on changing the Marriage Act. The bill saw overwhelming support from Australians, who voted mostly in its favor during a national poll. The governor-general has a few days before the bill is approved and officially mandated as a law. Australia has done it. Turnbull