EU and Nato allies on Monday (26 March) expelled dozens of Russian diplomats in reaction to the chemical weapon attack in the UK.
Sixteen EU countries, including France and Germany, as well as Nato members Canada and the US, took the coordinated step.
"Additional measures, including further expulsions within this common EU framework are not to be excluded in the coming days and weeks," European Council chief Donald Tusk said, after EU leaders agreed last week Back our independent journalism by becoming a supporting memberGet EU news that matters
Andrew Rettman is EUobserver's Foreign Affairs Editor. He has been writing about foreign and security affairs for EUobserver since 2005. He is Polish but grew up in the UK. He has also written for The Guardian, The Telegraph, and The Times of London.
Andrew Rettman is EUobserver's Foreign Affairs Editor. He has been writing about foreign and security affairs for EUobserver since 2005. He is Polish but grew up in the UK. He has also written for The Guardian, The Telegraph, and The Times of London.