Afghanistan, Feb. 21 -- Greece said it is working with Germany, the Netherlands, Austria and Denmark to establish migrant "return centres" outside the European Union, likely in Africa.

Thanos Plevris, Greek Minister of Migration and Asylum said the facilities would host migrants whose asylum claims have been rejected and whose countries of origin refuse to readmit them.

He said the five countries have already held meetings and technical teams are due to convene next week, adding: "We are no longer speaking theoretically, but moving into practical action."

Plevris did not specify potential host countries, saying Africa is not mandatory, and larger European states are holding direct talks with possible partners.

He described the centres a...