The speech by Cyprus President Nikos Christodoulides at the Plenary Session of the Hellenic Parliament, on Thursday, highlighted the timeless unity of Hellenism, Government Spokesperson Konstantinos Letymbiotis said on Friday. During a press briefing in Nicosia, Letymbiotis also announced that the President of the Republic will address in the Greek capital the 16th Congress of the New Democracy Party. He will also participate in The Europe Gulf Forum.