It’s clear for all to see that a major rupture now exists between the USA and Europe in relation to mutual security.
So, with the US backing away from its role as defence guarantor of Europe, and Vladimir Putin expressing his willingness to use Nuclear weapons where necessary, do we need a European nuclear deterrent?
John O'Brennan is Jean Monnet Professor of European Integration at NUI Maynooth, and joins Seán to discuss.
