This article explores the concept of terrorism across various disciplines, including language, religion, jurisprudence, law, and politics. It delves into the definitions provided by political dictionaries and examines historical events from both ancient and contemporary times. It explores a range of incidents, stances, decisions, and declarations. The dominant focus in all discussions and gatherings concerning security revolves around terrorism. It has become the fundamental basis for the nature of relationships between states, both politically and economically. It has also regained authority over the nature and extent of investments across all nations. Additionally, it has played a significant role in shaping the policies of major powers towards the rest of the world, particularly the United States of America, especially in the aftermath of the September 11, 2001, events. Throughout history, powerful nations have worked to categorise countries based on their alignment with or opposition to their policies. Various aspects are carefully analysed to determine which actions are classified as acts of terrorism on an international scale. The lasting impact of these actions still casts a shadow over global affairs today. The article utilises a qualitative secondary technique for content analysis to provide a comprehensive understanding and reconstruct the concept. .