Such a formal invitation to foreign workers has not been known since the first Turks, then and still needed, but now so often unwelcome, arrived in the 1960s.

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In Ecuador, Correa said at the time that his country had not made a formal invitation to Assange and that the ministry declaration, made by Deputy Foreign Minister Kintto Lucas, was "spontaneous" and personal in nature.

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He found that at the time Mr Green had the meeting with the firm's representative no formal invitation to tender was in place, and he said Mr Green later declared an interest in line with the council's Code of Conduct.

BBC: Wallasey Town Hall