@BBCGavinHewitt via Twitter
Why are so many of the Russian trucks in the aid convoy that has entered Ukraine empty - a question puzzling Kiev. #Ukraine
MEPs formally appoint Jean-Claude Juncker as the next President of the European Commission.
Ukraine's President Poroshenko accuses Russia of a "flagrant violation of international law" after Russian humanitarian aid lorries crossed the border without permission. BBC News
Europe puts up the first "full operational capability" spacecraft in the Galileo satellite network - its version of the American GPS system. BBC News
The seven groups of the European Parliament have been formally established.
A panel of academics discuss the implications of the 2014 European Parliament elections.
Full results, analysis and reaction to the 2014 European Parliament elections.
Baroness Nicholson gives a lecture on her experience serving in a range of parliaments.
The key financial programmes being debated by the European Parliament.
Politics Europe's Adam Fleming walks the EU's corridors of power.
Coverage of parliaments across Europe.
Andrew Neil looks back at the big EU political stories of the week.
An introduction to the workings of the European Parliament.
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