Speaking in Madrid Friday, Cameron said, "if one
part of a state secedes from that state it's no longer part of the
European Union and it has to take its place at the back of the queue,
behind those other countries applying to become members of the European
Union."
Catalonia has regional parliamentary elections
Sept. 27. Separatists hope voters will elect lawmakers committed to
setting Catalonia on a path toward a unilateral independence
declaration. Many insist an independent Catalonia will remain in the EU.
Spanish Prime Minister Mariano Rajoy says secession for Catalonia is unconstitutional.