United Kingdom invocation of Article 50 of the Treaty on European Union - Wikipedia
British PM Theresa May Signs Letter Invoking Article 50, 'Brexit' Process
Brexit: What is Article 50 and how long will it take for Britain to leave the EU? | The Independent | The Independent
Never mind Article 50, here's why Article 127 could be crucial to keeping Britain in the single market
Brexit: Article 50 could be revoked once triggered, senior academics claim | The Independent | The Independent
UK cannot stop article 50 case going to ECJ, says Scottish court | Brexit | The Guardian
UK triggers Article 50; fate of UPC unclear
Article 50 decision: what does this mean for Brexit?
Article 50: Britain Has Triggered Brexit Clause to Leave EU
Article 50: A guide to Britain's untested plan for Brexit - The Washington Post
Article 50: UK begins formal Brexit process | CNN
Article 50: UK begins formal Brexit process | CNN
Britain Officially Starts Withdrawal from European Union
UK government rejects 'Revoke Article 50' petition – POLITICO
The Date That Counts: When Article 50 Is Invoked - The New York Times
Article 50 letter: how press reacted on both sides of the Channel | Brexit | The Guardian
Brexit: Article 50 has been triggered - what now? - BBC News
Attacks on Brexit judges are bad for democracy, says former law lord | Brexit | The Guardian
It's over: Britain files for divorce from the European Union
Extending Article 50 may mean Britain must elect MEPs again
What is Article 50? | CNN
Brexit: Government Loses Article 50 Supreme Court Ruling, MPs to Vote
Article 50: UK begins formal Brexit process | CNN
What is article 50 and why is it so central to the Brexit debate? | Brexit | The Guardian
May triggers article 50 with warning of consequence for UK | Brexit | The Guardian
