European Union (EU) leaders will gather in Brussels on Thursday for a summit which could see member states mobilise up to 800 billion euros to 'ReArm Europe' as proposed by European Commission President Ursula von der Leyen to ramp up the defence spending,

European Commission President Ursula von der Leyen said the massive ‘ReArm Europe’ package will be put to the 27 EU leaders.

EU chief Ursula von der Leyen Tuesday presented a five-part plan to mobilise some 800 billion euros for Europe's defence -- and help provide "immediate" military support for Ukraine after Washington suspended aid.