Key points
- Russian President Vladimir Putin signs parliament-approved bills completing procedure to absorb Crimea into Russia
- European Union leaders sign the political section of an association agreement with Ukraine
- The EU and US announce more targeted sanctions against Russian and Ukrainian officials
- Mr Putin says Russia would not take any immediate reciprocal action
- Russian Prime Minister Dmitry Medvedev says Ukraine should pay back $11bn in gas discounts
- A disputed referendum in Crimea on Sunday appeared to back the peninsula joining Russia. All times GMT
Live text
Reporting:
- Sarah Fowler
- Suzanne Leigh
- Mike Hills
- Yaroslav Lukov
- Richard Irvine-Brown
Last updated 21 March 2014
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