This is why the complex history of the Irish border is playing such a crucial role in Brexit negotiations http://cnn.it/2kljrae | CNN International

628K views · 2.3K reactions | Brexit explained: What is the problem with the Irish border? Northern Ireland is the smallest nation in the UK, but the border with the Republic of Ireland could become one of the biggest parts of the Brexit negotiations. | Channel 4 News | Facebook

The Border crossing on the M1 motorway/A1 dual-carriageway between Dublin and Belfast is the busiest thoroughfare along the 499-kilometre open frontier between the Republic and Northern Ireland. Read more: https://www.irishtimes.com/news/ireland/irish-news/brexit-a-day-in-the-life-of-an-irish-border-crossing-1.4040102 | The Irish Times

1.9M views · 8.2K reactions | “For you with your wall, with your border…we have a border situation in the United States and you have one here.” President Trump compares Ireland's Brexit border issue with the USA's - but Irish PM Leo Varadkar says “the main thing we want to avoid...is a border or wall”. | Channel 4 News | Facebook