After WW2 the ethnic conception of nationality disappears

Before World War II liberal rights were understood among Western states in a libertarian and ethno-nationalistic way. Freedom of association, for example, was understood to include the right to refuse to associate with certain members of certain ethnic groups, even the right to discriminate in employment practices. This racial liberalism was not widely institutionalized right up until the 1960s: http://alt-right.ca/5E1Bv