I welcome the Home Secretary to her place and wish her well for the future, and I thank her for the helpful and confident answers that she has given.

There is, of course, a glaring issue regarding border security much closer to home: the border between Northern Ireland and the Republic of Ireland. This border was patrolled by Republic of Ireland officials, and understandably so as their right to protect their nation is paramount. However, it is also clear that the Good Friday agreement does not preclude the need to conduct checks on the border. What discussions have there been with the Police Service of Northern Ireland and security forces in Northern Ireland to ensure that the open border with the Republic of Ireland does not become a free route for UK immigration?