Defence Can the EU build a common defence force? The debate explained
The idea of a European army has been debated for decades. Here's where the discussion stands now, what's been agreed and what obstacles remain.
Defence 
Defence The state of European air defence after recent escalations
Europe's air defence systems have come under scrutiny following recent security escalations. Here's an assessment of the continent's capabilities and gaps.
Defence Europe’s rearmament: how defence spending is changing
European NATO members are increasing defence budgets at a pace not seen since the Cold War. Here's what's driving the rearmament drive and who's spending what.