Sinn Féin is a cross‑border nationalist party, active in Northern Ireland and the Republic of Ireland, advocating Irish unity and social democracy.
A video of a north Belfast stabbing has prompted days of disorder that have left homes and vehicles burned, forced families from their houses and prompted deployment of extra police. A 30-year-old Sudanese man has been charged with attempted murder; the victim remains seriously injured in hospital. Political leaders have urged calm and condemned attacks on minority communities.