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
Rise of the Ottoman Empire while others remained Christian. Of great symbolic importance for Ottoman centralization was the practice whereby Ottoman rulers would customarily stand upon hearing the sound of martial music, indicating their willingness to participate in "gaza". Shortly after the Conquest of Constantinople in 1453, Mehmed II discontinued this practice, indicating that the Ottoman ruler was no longer a simple frontier warrior, but the sovereign of an empire. The empire's capital was shifted from Edirne, the city symbolically connected with the frontier warrior ethos of "gaza", to Constantinople, a city with deeply imperial connotations due to its long history as the capital of