Defence sectors in several Arab countries have undergone significant transformation as a result of the armed insurrections and civil wars, external interventions, and paralysis of political systems that have incapacitated their central states.
The Brexit had at least the advantage of forcing Europeans to propose multiple projects in order to better pool their military capabilities. Admittedly, in this situation, there is a combination of favourable circumstances for initiatives that aim to revive the CSDP. First of all, Europeans made this decision to revive CSDP in 2013. The initiative came from France, jointly with the new President of the European Commission, Jean Claude Juncker.