Atatürk's Reforms (Turkish: Atatürk Devrimleri) were a series of political, legal, religious, cultural, social, and economic policy changes that were designed to convert the new Republic of Turkey into a secular, modern nation-state and implemented under the leadership of Mustafa Kemal Atatürk in accordance with Kemalist ideology. Central to these reforms were the belief that Turkish society would have to Westernize itself both politically and culturally in order to modernize. Political reforms involved a number of fundamental institutional changes that brought end of many traditions, and followed a carefully planned program to unravel the complex system that had developed over the centuries.