![Cyclists pass a sign calling for no border to be imposed between Ireland and Northern Ireland outside Newry, Northern Ireland, on November 14, 2018 near the Irish border. - British Prime Minister Theresa May defended her anguished divorce deal with the European Union before rowdy lawmakers on Wednesday before trying to win the backing of her splintered cabinet with the so-called "Irish backstop" arrangement to guard against the imposition of a hard border between Ireland and Northern Ireland one of the contentious issues, according to reports. (Photo by Paul FAITH / AFP) (Photo credit should read PAUL FAITH/AFP/Getty Images)](https://media.cnn.com/api/v1/images/stellar/prod/190206164621-northern-ireland-border.jpg?q=x_0,y_140,h_1519,w_2700,c_crop/w_1280)
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Brexit: What is the Irish backstop?
Two years after the UK voted to leave the EU, its only overland border has brought Brexit negotiations to a halt, thanks to something called the backstop. So what is it?
02:06
- Source:
CNN
World News
16 videos
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See Princess of Wales with royal family on balcony in first public appearance
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Video shows Princess of Wales exiting carriage in first appearance since cancer diagnosis
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Pollster brought to tears on air over error in election results
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Veterans return to Normandy 80 years after Allied invasion
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Biden gives warning about democracy during D-Day 80th anniversary speech
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Expert explains 'potential shift' in US-Mexico relations after new president elected
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Drone video shows apparent crash site of Iranian president's helicopter
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Video shows scene inside Singapore Airlines flight after it lands following severe turbulence
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'Anything you and the IDF could have done any differently?': Tapper asks Netanyahu about loss of innocent lives
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British PM calls for election as crowd plays opposition anthem
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Video shows foggy scene where helicopter carrying Iranian president crashed
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What we know about bodies of three hostages recovered by IDF
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Gazans search for loved ones buried deep in rubble after Israeli airstrikes