Dear Mr. President,   On the occasion of your assumption of the office of the President of the Islamic Republic of Iran, on behalf of myself and the entire Polish Nation, I convey to you my congratulations and wishes of prosperity.   I hope that the period of your presidency will contribute to the well-being of the Iranian people, and that the Islamic Republic of Iran under your leadership will be an advocate of peace in the Middle East. I would also like to emphasize that the Republic of Poland wishes to develop friendly relations with the Islamic Republic of Iran, based on mutual respect and understanding, which go back 550 years.   Please accept, Mr. President, our wishes of good health, success and prosperity for you and all the citizens of the Islamic Republic of Iran.   With best regards,                                                                                    Andrzej Duda   His Excellency Mr. Masoud Pezeshkian President of the Islamic Republic of Iran