6. Uluslararası Öğrenci Sempozyumu Bildiriler Kitabı -7 |562 Sumpah Pemuda and The Forming Indonesia’s National Identity Usamah Abdurrahman * Mikael Marasabessy ** Abstract Many countries worldwide are currently threatened by the challenge of disintegration, including Indonesia. Moreover, it contains not less than 17 thousand islands, 200 languages, and thousands of tribe. It requires strong social solidarity in order to reach integration. Sumpah Pemuda (Youth Pledge) is one of the most essential moments in national history of Indonesia whereas the agreement among youths as representative of numerous background-based communities was conducted to confess the unity of their nation, homeland, and language. This article aims to explain the role of Sumpah Pemuda at 1928 in forming the new nation of Indonesia as an important factor in realization of the proclamation of independence at 1945. In this regard, this study will be divided into three main sections. The first section addresses the historical background and social landscape of Indonesia before Sumpah Pemuda. The second section describes the contents of pledge and its urgency in forming new identity of Indonesia. The third section elaborates its relevance towards current situation in refusing disintegration. Keyword; Sumpah Pemuda, Indonesia, National Identity, Disintegration, Independence. Introduction Many political entities such as regional unity and more specifically countries in the world currently face the challenge of disintegration. The underlying causes are very diverse, ranging from economic, religious identity, and even racial issues. Among the examples of entities that is currently raised in the * Necmettin Erbakan University, Department of Islamic Philosophy, Konya ** International Islamic University of Malaysia, Department of Arabic Teaching, Kuala Lumpur