The Tanzimat era in the Ottoman Empire lasted from 1839 to 1871 and marked a period of major political and administrative reforms. The reforms were a response to the empire's deepening crisis in the early 19th century due to internal contradictions and European powers seeking to increase their influence in the Balkans. Key reforms during this period included establishing a more centralized administrative system modeled after France, military reforms, reorganizing the bureaucracy and provincial administration, implementing secular laws and education, and increasing economic integration. The Crimean War from 1853 to 1856 further highlighted the need for reforms as it resulted in restrictions on Russian influence in the Balkans. Sultan Abdulhamid II later came to power from 1876 to 1909 and tried to preserve