Mubarak Al-Sabah Anglo-Kuwaiti Treaty with Great Britain on November 23, 1899, pledging himself and his successors not to receive foreign agents or representatives or to cede or sell territory without the approval of the British government, with this agreement, and the guarantee it represented in Kuwait and the Al-Sabah family, he is regarded as the founder of modern-day Kuwait. German explorer, Hermann Burchardt, photographed Sheikh Mubarak in 1903, in what is now an iconic photograph. Mubarak was born into Kuwaiti's powerful al-Sabah family in 1837 son of Sheikh Sabah II Al-Sabah (r. 1859-1866). Once he was older Mubarak served primarily as the
Culture of the Ottoman Empire under the Ottomans, its traditions having been shaped by the work of Abbasid calligrapher Yaqut al-Musta'simi of Baghdad, whose influence had spread across the Islamic world, al-Musta'simi himself possibly being of Anatolian origin. The Diwani script is a cursive and distinctively Ottoman style of Arabic calligraphy developed in the 16th and early 17th centuries. It was invented by Housam Roumi, reaching its greatest development under Süleyman I the Magnificent (1520–66). The highly decorative script was distinguished by its complexity of line and by the close juxtaposition of the letters within words. Other forms included the flowing, rounded Nashki script, invented