'Securitized' Solidarity? Explaining Member States’ Motivations for Participation and Patterns of Participation in Joint Operations at the External EU Borders
Joint Operations at the external borders of the EU are axiomatic for EU’s border management policy and constitute forms of collective action involving the efforts of two or more Member States for the purpose of securing the common borders. Nevertheless, participation in joint operations is based on voluntarism and guided by the principle of solidarity, which should act as catalysts encouraging MSs
