The country previously promised it would bring its deficit below 3% by next year.
German police used pepper spray against thousands of anti-capitalist protesters in Frankfurt.
Trains and ferries were cancelled and hospital staff left their posts in Greece on Wednesday.
Spaniards marched to protest deep austerity, corruption & the privatisation of public services.
Police and protesters clashed in Spain and Italy on Wednesday as millions of workers went on strike.
Spaniards marched against the centre-right government's latest austerity measures.