President Biden, who has ancestral ties to Ireland, will mark the 25th anniversary of the Good Friday Agreement in Northern Ireland before heading south.
As it commemorates a quarter-century since the Good Friday Agreement, the region is searching for its place and trying to move on from a legacy of bloody divisions.
The Democratic Unionist Party has no legal power to hold up the agreement, which would simplify post-Brexit trade rules. But a rejection could sabotage efforts to restart Northern Ireland’s government.