For many years the prevailing interpretation of the decline and collapse of the empire focused on internal failures. The Ottoman Empire originally had benefited from a series of energetic sultans to reach an apogee by 1600, but subsequent leadership failed and a combination of decadent sultans, manipulative harem women, and corrupt bureaucrats and military officials set in motion a long and steady decline that dragged on over the next 320 years until the final collapse in the aftermath of World War I. Efforts to ged rid of old power centers (such as the Jansinaries) and instead adopt modern European methods and technology bought a little time, and could not prevent the seizure of Egypt by the British. he rise of ethnic or language-based nationalism after 1800 meant that one group after another wanted out, starting with the Slavs and the Greeks. Finally the Arabs and the Turks themselves wanted out, and after the poor performance in the World War, no one wanted in. Instead of its historic toplerance the Empire became a killing machine, most notioriosly with the genocide of the Armenians 1890-1915. More recently historians have emphasized the tolerance and flexibility of the Empire as explanations of why it lasted so long. They acknowledge the weaknesses | For many years the prevailing interpretation of the decline and collapse of the empire focused on internal failures. The Ottoman Empire originally had benefited from a series of energetic sultans to reach an apogee by 1600, but subsequent leadership failed and a combination of decadent sultans, manipulative harem women, and corrupt bureaucrats and military officials set in motion a long and steady decline that dragged on over the next 320 years until the final collapse in the aftermath of World War I. Efforts to ged rid of old power centers (such as the Jansinaries) and instead adopt modern European methods and technology bought a little time, and could not prevent the seizure of Egypt by the British. he rise of ethnic or language-based nationalism after 1800 meant that one group after another wanted out, starting with the Slavs and the Greeks. Finally the Arabs and the Turks themselves wanted out, and after the poor performance in the World War, no one wanted in. Instead of its historic toplerance the Empire became a killing machine, most notioriosly with the genocide of the Armenians 1890-1915. More recently historians have emphasized the tolerance and flexibility of the Empire as explanations of why it lasted so long. They acknowledge the weaknesses |