In an exclusive interview with Al Arabiya, Essebsi explained that the founding king advised the late Tunisian President Habib Bourguiba to adopt the politics of stages, which is the policy now pursued by Tunisia at present.
Moreover, the importance of coordination, especially among the Arab Anti-Terror Quartet, was stressed as being among the goals achieved by the visit of the crown prince to Egypt - his third stop after the UAE and Bahrain.
The visit by Saudi Crown Prince Mohammed bin Salman, Deputy Prime Minister and Minister of Defense, to Egypt represents a major boost in relations between the two countries.
The journalists' union has hung a banner on its building showing an image of the crown prince holding a bone saw and reading "no to the desecration of Tunisia".
Erdogan and Prince Mohammed will attend the G20 meeting in Argentina later this week.
His group tried to seek a court order blocking the prince's visit.
Tunisia is one of the few Arab states where demonstrations are allowed, following a 2011 uprising that toppled veteran ruler Zine el-Abidine Ben Ali and ushered in freedom of speech and the press.
Argentina considers criminal charges against Saudi crown prince when he arrives
"I never thought I'd see the day a White House would moonlight as a public relations firm for the Crown Prince of Saudi Arabia", Corker, chairman of the Senate Foreign Relations Committee, wrote on Twitter after Trump's comments on Tuesday.
Bin Salman is expected to arrive in Tunisia this afternoon.
In recent years, Saudi Arabia has been planning to begin building a nuclear power plant with the help of USA technology, but earlier this year, Saudi Energy Minister Khalid al-Falih said that the US was not the only option for the Kingdom when it comes to developing nuclear energy projects.
The official welcome contrasted with hostile protests by non-governmental representatives and leftist political parties with more than 200 protesters on Tuesday to cries of "Tunisia is not for sale".
They blamed him for the brutal killing of journalist Jamal Khashoggi by Saudi intelligence agents at Riyadh's consulate in Istanbul last month.
Argentinian charges regarding war crimes-or even MbS's decision to back out of the G20 summit as potential charges loom-could send a strong message that the crown prince will be held accountable for his actions, even as Trump refuses to cut off support for him in the interest of the pair's business relationship. Articles appear on euronews.com for a limited time.
Paul Manafort breached plea deal by lying - Special Counsel Mueller
The torpedoing of Manafort's plea deal could expose him to a lengthier prison sentence and potentially more criminal charges. Manafort put up a stiff fight in court until federal jurors in Virginia found him guilty of financial crimes.