In the 20th century major ethnic groups and even racial groups began to be represented on the national political stage and the election of the first Catholic president in 1960 marked the crossing of an important symbolic barrier. (religion-online.org)
Skeletal samples of two major ethnic groups showed that the Collaguas employed methods to make their heads assume a longer, narrower shape, while the Cavanas sought to make their heads wide and squat. (sciencedaily.com)
Archaeological and ethnohistoric data offer insights into the head - shaping practices of two major ethnic groups in the Colca Valley, the Collaguas and the Cavanas. (sciencedaily.com)