Biology Timeline - Sherice By sfrasier 3000 BCE Indus Valley blamed for an epidemic in Egypt 1887 Italian Army imported Indian Cattle for food and draft power 1920 brief outbreak contained in Brazil 1923 Outbreak touched Australia 1980 Small Pox eradicated 1980 Disease still leaping water barriers 1985 heat stable version developed 1988 Sir Gordon R. Scott wrote an article saying he would reluctantly concluded that he would fail 2000 Last known case in Mount Meru National Park in Kenya 2004 Sir Gordon R. Scott died