Twenty-five years after a Northern Ireland peace agreement, a controversial new law bans prosecution of crimes dating to the Troubles. Supporters deem it reconciliation. Victims see denial of justice.
The international trade dispute has drawn widespread condemnation and threatened to disrupt the relative peace in Northern Ireland since the 1998 Good Friday Agreement in Belfast.
The latest violence erupted amid anger from Protestant unionists concerned they're being isolated from the U.K. and pushed into a union with the republic of Ireland due to post-Brexit trade rules.
This is the first arrest in decades related to the bombings, after six men were wrongfully sentenced to life in prison for the attack but later released.