His Highness the Amir Sheikh Tamim bin Hamad Al Thani, with his brother, His Highness Sheikh Nawaf Al-Ahmad Al-Jaber Al-Sabah, Emir of the sisterly State of Kuwait, exchanged congratulations on the occasion of the blessed month of Ramadan, in a phone call made by His Highness this evening, according to the website of the Amiri Diwan.