Write short notes on features of armed conflict, child soldier, cold War, IDP and Nuclear weapon

Here are short notes on the terms you provided: Features of armed conflict: Armed conflicts are characterized by the organized use of violence between states or non-state actors, often involving military forces and weapons. They typically result in casualties, displacement of populations, and significant destruction* of infrastructure, driven by political, economic, or ideological motives. Child soldier: A child soldier* is any person under the age of 18 who is recruited or used by an armed force or armed group, regardless of their role. This can include direct participation in hostilities, as well as support roles like cooks, porters, messengers, or spies. Cold War: The Cold War was a period of geopolitical tension between the United States and the Soviet Union and their respective allies, lasting from the end of World War II in 1945 until the early 1990s. It was characterized by an arms race, proxy wars*, ideological rivalry, and a lack of large-scale direct military conflict between the two superpowers. IDP: An Internally Displaced Person* (IDP) is someone who has been forced to flee their home but has not crossed an internationally recognized state border. They are displaced within their own country, often due to armed conflict, generalized violence, human rights violations, or natural disasters. Nuclear weapon: A nuclear weapon is an explosive device that derives its destructive force from nuclear reactions, either fission (atomic bomb) or a combination of fission and fusion* (hydrogen bomb). These weapons possess immense destructive power, capable of causing widespread devastation, mass casualties, and long-term radioactive contamination. That's 2 down. 3 left today — send the next one.