Britain may have forgotten the past, but across the Irish Sea, the troubled relationship – from the Great Famine to the War of Independence – still shapes attitudes.
It’s no secret that the DUP could accept a customs union or Norway-style Brexit. But it can’t let Tory Brexiteers know that.
My grandfather, who died the same week as the Brexit vote, experienced the humiliation of crossing checkpoints just to see his family.
In a well-received speech to the DUP's conference, Boris Johnson made a play for the party's support – but his overtures risk falling on deaf ears.
When it comes to social issues, British and Irish citizens in Northern Ireland are being denied what is available in the rest of the United Kingdom.
An amnesty for British troops would anger nationalists but also unionists.
The unionists will support the budget, despite threatening not to – but its loyalty is still heavily qualified.
The backstop is an insurance policy that there will never be a hard border on the island of Ireland. It may not be as simple in reality.
The Prime Minister is saying things about the transition period that simply aren't true - no wonder her pro-Brexit MPs smell a conspiracy.
Refusing to carry a political message is not the same as discrimination.
In Northern Ireland, abortion is only permitted if a woman’s life is at risk or there is a permanent or serious risk to her mental or physical health.