Great Britain and the Iraqi oil industry war, but for production in the civilian economy. Britain had to turn elsewhere to address its growing oil needs. As Kaiser Wilhelm I and the Ottoman sultan struggled to reassert Ottoman dominion over the Sheikhdom of Kuwait, the British viceroy of the colonial government in India entered into an agreement with Sheikh Mubarak Al-Sabah which created a British protectorate in Kuwait. Britain needed a supply of petroleum which was not controlled by contemporary rivals such as Russia, Germany, or the Netherlands. British Admiral John Fisher wanted to replace Britain's coal-burning naval vessels with fuel-burning ships. This shift was crucial for
Rise of the Ottoman Empire and vassals. When the Ottoman polity first emerged at the end of the thirteenth century under the leadership of Osman I, it had a tribal organization without a complex administrative apparatus. As Ottoman territory expanded its rulers were faced with the challenge of administering an ever-larger population. Early on the Ottomans adopted the Seljuks of Rum as models, and by 1324 were able to produce Persian-language bureaucratic documents in the Seljuk style. The early Ottoman state's expansion was fueled by the military activity of frontier warriors (), of whom the Ottoman ruler was initially merely "primus inter pares". Much of