Dated events associated with this case. Each event is a shared record: the same event appears identically wherever it is relevant.
· Agreement
A peace agreement between the British and Irish Governments and most Northern Ireland parties was overwhelmingly approved in concurrent referendums, establishing the constitutional framework and consent principle still in force today.
Significance here: Established the constitutional and institutional framework, including the border poll mechanism, that continues to govern Northern Ireland's status.
· Election
Sinn Féin became the Assembly's largest party for the first time, but a DUP boycott prevented the Executive from forming for two years.
Significance here: Marked the first time an Irish nationalist party won the most Assembly seats, entitling it to nominate the First Minister, though the boycott delayed that outcome.
· Agreement
The UK and EU agreed revisions to the Northern Ireland Protocol's operation, later paving the way for the DUP to end its Stormont boycott.
Significance here: Resolved the immediate post-Brexit trade dispute underlying the DUP's boycott, indirectly enabling the Assembly's restoration in 2024.
· Other
Following the DUP's deal to end its boycott, Sinn Féin's Michelle O'Neill became Northern Ireland's first nationalist First Minister.
Significance here: A historic first for Irish nationalism in Northern Ireland's devolved institutions, restoring power-sharing after a two-year gap.
Dates show their real precision. Approximate or uncertain dates are labelled and never converted into an exact day.