Voters’ notions of ‘us’ and ‘them’ may consolidate a new cleavage in Western European politics

West European party systems have become characterised by increasing fragmentation and the rise of new challenger parties. Delia Zollinger writes that while these developments may suggest a future of political volatility, this need not be the case. Drawing on a new study, she illustrates that we may instead be witnessing the rise of a new political divide that has the potential to structure politics in the years to come.