>> So, here it is.>> Britain's farewell letter to the European Union, a formality both parties knew was coming. Signed by the Prime Minister on Tuesday night ending the 44 year relationship with, it's not me it's you. Reuters's Alistair McDonald is in the European Council building in Brussels where the letter was delivered.
>> One of the key things that will please people in Brussels is that she mentions, not once but twice, Britain's obligations as a departing member state. Now that will be read here as an acknowledgement that Britain is willing to, for example, settle its bill before leaving.>> The EU has estimated Britain may still owe some 60 billion euros in commitments to the block.
The letter also explicitly states Britain won't be cherry picking to keep partnerships or regulations it benefited from. Despite the cool language, the European Council President taking the letter as one would expect in a divorce.>> There's no reason to pretend that this is a happy day. Most Europeans, including almost half the British voters wish that we would stay together, not drift apart.
We already miss you.>> One final potential sour note in Theresa May's letter is her explicit reference to the possibility that talks could break down that two years from today Britain could simply leave the European Union without an agreement. That could mean that there would also be less cooperation on issues such as fighting crime and terrorism.
>> The letter was handed off by this man, Tim Barrow. Probably never before has there been so much media attention watching Britain's ambassador to the EU arrive. He only took the job in January to see through the split after his disgruntled predecessor dramatically resigned.