Buffalo Disease--Matthew M. By matthewmertink 1893 Version made from the bile of convalescent animals 1920 contained outbreak in Brazil 1945 The modern eradication campaign began 1960 cattle vaccinated for rinderpest 1960 African Buffilo Population increased 1980 heat-stable version was developed 1980 The disease was still leaping water barriers 2001 The last Known case was in a wild buffalo tested in Mount Meru National park in Kenya