The first recorded pandemic in an Australian colony was the smallpox outbreak that decimated the Gadigal people around Sydney in April 1789. Ben Deacon, ABC News online, 29 March 2020 revisits this controversial event that many people today believe was a deliberate act against First Peoples: https://www.abc.net.au/news/2020-03-29/coronavirus-and-australias-first-pandemic-caused-by-smallpox/12099430