Could Brexit put an end to peace in Northern Ireland?

Northern Ireland has enjoyed 20 years of reconciliation between nationalists and unionists but Brexit has put pressure on keeping the peace.

The future of Northern Ireland remains at the heart of the Brexit debate.

The Democratic Unionist Party is against the government’s new plan.

The unionists say Prime Minister Boris Johnson‘s deal leaves Northern Ireland closely aligned to the Republic of Ireland, something they see as a threat to their British identity.

Al Jazeera’s Neave Barker reports from Belfast.