August 20, 1860An Expedition Led by Robert OHara Burke, Leaves Melbourne With the Intention of Making the First European Crossing of Australia.
August 20, 1876The Irish Republican Brotherhood Supreme Council Withdraws Its Support From the Home Rule Movement
August 20, 1897Ronald Ross, the First Scot to Win a Nobel Prize (In, 1902) Dissected a Mosquito and Established the Link With Malaria.