The European Union has drawn up secret plans to establish itself as a global power in its own right with the authority to sign international agreements on behalf of member states.

Confidential negotiations on how to implement the Lisbon Treaty have produced proposals to allow the EU to negotiate treaties and even open embassies across the world.

A letter conferring a full "legal personality" for the Union has been drafted in order for a new European diplomatic service to be recognised as fully fledged negotiators by international bodies and all non-EU countries.

According to one confidential paper, the first pilot "embassies" are planned in New York, Kabul and Addis Ababa.

The move is highly symbolic in Britain as it formally scraps the "European Community", the organisation in …