The agreement will create one of the largest free trade zones in the world but must be ratified by member states

European Commission president Ursula von der Leyen expected to travel to Australia next month to sign agreement

Bloc will sign trade agreement on Saturday after 25 years of talks

The agreement will create one of the largest free trade zones in the world but must be ratified by member states

European and South American leaders say pact sends 'clear signal' amid concerns over global tariffs, isolationism.