Turkey threatens the EU: There will be tension if you interfere in the Cypriot EEZ issue (document)
According to the Turkish side, the EU's stance "further discourages efforts towards the settlement of the Cyprus issue, as well as worsening Turkish-Greek relations"
Bloomberg: EU may freeze customs union talks with Turkey over illegal drilling activities in Cyprus’ EEZ
Governments may also put off Western Balkans accession talks
Erdogan cancels scheduled pre-election speeches & calls for extraordinary cabinet meeting
What does Erdogan have in mind?