War is an armed conflict [a] between the armed forces of states, or between governmental forces and armed groups that are organized under a certain command structure and have the …

4 days ago · War, in the popular sense, a conflict between political groups involving hostilities of considerable duration and magnitude. Sociologists usually apply the term to such conflicts only …

How common are armed conflict and peace between and within countries? How is this changing over time? Explore research and data on war and peace.

Jul 11, 2025 · War is generally defined as violent conflict between states or nations. Nations go to war for a variety of reasons. It has been argued that a nation will go to war if the benefits of …

4 days ago · War - Control, Causes, Consequences: The international environment within which states and the people within them operate is regarded by many theorists as the major factor …

War – organised and often prolonged armed conflict that is carried out by states or non-state actors – is characterised by extreme violence, social disruption, and economic destruction. …

A war an armed conflict between nations or conflicting political communities. Wars are necessarily intentional. The actors are states, competing alliances or one or more communities within a …

Jun 26, 2025 · War - Nationalism, Conflict, Sovereignty: Many theories claim or imply that wars result ultimately from the allegiance of men to nations and from the intimate connection …

war, State of conflict, generally armed, between two or more entities. It is characterized by intentional violence on the part of large bodies of individuals organized and trained for that …

Sep 23, 2024 · Russia and Ukraine have fought for a decade. The Israel-Hamas war is part of a conflict dating back generations. NPR's Greg Myre has covered both wars and looks at why …