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Erdogan made the announcement on Friday. The plan is for it to be functional by 2023, the centenary of the Turkish Republic.
A source in the presidential palace has told Euronews' Turkish service that President Erdogan will be announcing the discovery of a new natural gas source in the Mediterranean on Friday.
Greek foreign minister Nikos Dendias has visited Benghazi, the seat of Libya's eastern administration that is opposed to the UN-backed government.