The European Parliament on Thursday votes on a second term for Ursula von der Leyen as president of the European Commission in what is set to be a close contest. The German member of the centre-right European People’s Party (EPP) will give a speech to convince EU legislators to back her before the start of the debate and vote. The former German defence minister must tread a fine line in her rhetoric for different parliament political groups to support her – offering policy concessions and promises in equal measure. Von der Leyen needs to get a majority of at least 361 votes in the 720-seat cha…