> In the 21st century, it’s socio-political issues like minority rights, equality and migration in particular that are having a polarizing effect. And internati

> In the 21st century, it’s socio-political issues like minority rights, equality and migration in particular that are having a polarizing effect. And internationalization – should a country open itself up or cut itself off. By contrast, in the 20th century the polarizing issues were mainly distributional questions in relation to taxes and social benefits, for example.