EU negotiator warned that UK and EU needed to agree on how to avoid a hard border in Ireland, as talk swirls on a possible Brexit summit in November.

The EU commission is expected to refer Poland to the EU's top court over firing supreme court judges, but Warsaw refused to commit on Tuesday that it will implement future EU court rulings.

The informal Salzburg summit will be an opportunity for Austria to breath some life into the bridge building catchphrase, and to act as honest broker to find common ground.

EU council president Donald Tusk wants to discuss deepening relations with authoritarian Egypt, as a model of migrant reduction, with EU heads of state and government at a meeting in Salzburg, Austria on Wednesday.

Serbia will never recognise Kosovo, Serbia's foreign minister has said, as the Western Balkans heads into a new period of turbulence.

War is the likely outcome of current geopolitical trends - the decline of democracy and rise of authoritarian nationalism - says Belgian writer Koert Debeuf in his new book 'Tribalisation', to be launched in New York this week.