Political revolution between 1820 and 1835
… and Ndwandwe. The Ndwandwe refugees moved nearby the Vaal River where they raided cattle from farmers. In 1826 more … Limpopo). They raided west as far as the Marico River (which runs through present day North-West Province, … and attacked chiefdoms north of the Gariep River (or Orange River). In 1828 and 1834, Jan Blum, a Kora leader, …