British Prime Minister Theresa May calls the incident "part of a pattern of Russian aggression against Europe" and promises to raise the matter at an upcoming European Union summit.
French Minister of Europe and Foreign Affairs Jean-Yves Le Drian says that, under current conditions, the European Union would not grant the United Kingdom an extension beyond October 31 to negotiate its exit from the Union.
The Labour Party announces it will support a second referendum on the end of the United Kingdom's membership of the European Union unless Wednesday sees Labour's proposed Brexit deal supported by Parliament.
After talks with Prime Minister of the United Kingdom Theresa May and Secretary of State for Exiting the European Union David Davis in London, E.U. chief negotiator Michel Barnier calls on the United Kingdom to make a choice on what sort of future relationship it wants with the European Union after Brexit.
British Prime Minister Theresa May signs a letter invoking Article 50 of the Treaty on European Union. Its notification to the European Council tomorrow will formally begin the UK's withdrawal from the European Union.
Theresa May, the Prime Minister of the United Kingdom, announces March 2017 as the deadline for triggering Article 50 and says that her government will introduce a "Great Repeal Bill" that will repeal the European Communities Act 1972 once the United Kingdom leaves the European Union.