All of the movements were consistent and, despite intertribal friction and strife, measurably harmonious.
"The Siouan Indians"
W. J. McGee
In general it would appear that intergentile and intertribal marriage was practiced and sanctioned by the sages, and that it tended toward harmony and federation, and thus contributed much toward the increase and diffusion of the great Siouan stock.
"The Siouan Indians"
W. J. McGee
The native-that is to say, the native of the Kafir race-not merely holds his ground, but increases far more rapidly than he did before Europeans came, because the Europeans have checked intertribal wars and the slaughter of the tribesmen by the chiefs and their wizards, and also because the Europeans have opened up new kinds of employment.
"Impressions of South Africa"
James Bryce