A trade dispute between the U.K. and the EU erupts over post-Brexit deal
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.
When the United Kingdom officially left the European Union, Northern Ireland stayed behind in one significant way.
The country effectively remained part of the EU's single market for goods, a concept that allows goods to move freely among the member states. That condition was called the Northern Ireland Protocol.
This week, the U.K. government announced a proposal to rework part of the agreement it made with the
