Hundreds of people protested at anti-monarchy rallies across Australia on Thursday, as the country observed a national day of mourning for the late Queen Elizabeth II. The government declared Thursday a nationwide public holiday. A national memorial service was held in Canberra and attended by Prime Minister Anthony Albanese and Governor-General David Hurley, King Charles III’s representative in Australia. Both had returned Wednesday from the queen’s funeral in London. The holiday has been marked by some protests that focused on the harm British colonisation caused indigenous Australians. Aust…