enabled batswana chiefdoms rebuild bakwena bangwaketse bangwato batawana cooperated control lucrative ivory trade used proceeds import horses guns turn enabled establish control botswana process largely complete thus bushmen bakalanga bakgalagadi batswapong current minorities subjugated batswana following great trek afrikaners cape colony established borders botswana transvaal coalition tswana chiefdoms led sechele resisted afrikaner
Humanities History African history