For British Prime Minister Boris Johnson, rioting on the streets in Northern Ireland is a reminder that once the pandemic fades, the U.K. will have to face up to the long-term consequences of Brexit.

The renewed tension in Northern Ireland could have far-reaching implications for the future of the United Kingdom - and post-Brexit relations with the EU.

Which way do the political winds blow in Northern Ireland? The centennial of the decision to remain in the United Kingdom has been overshadowed by the infighting within the Democratic Unionist Party of the now outgoing First Minister Arlene Foster, pushed out by her own rank and file. We ask if that signals a further tack to the right for the Christian fundamentalist, pro-Brexit DUP...