A briefcase stuffed with ricin… Mayors under police protection… An alleged Russian assassination plot has thrown Czech foreign policy into turmoil. Reports that Russian assassins are targeting Czechs politicians may sound like the plot of a classic Cold War thriller, but they are the product of a very contemporary tussle.

Dozens of refugees and migrants trying to cross Albania have been reduced to begging for food on the streets of Tirana, victims of gang violence and under-funding at a state-run reception centre.

If the EU suddenly seems more interested than it was in integrating the Western Balkans, it is partly because the expansion into the region by large regional powers such as China has got Brussels worried.