The term "war of nations" refers to a large-scale armed conflict between countries or groups of nations. Synonyms for this term may include world war, global conflict, international war, continental war, or regional war. Additionally, the term may also refer to specific historical conflicts such as the Napoleonic Wars, the World Wars, or the Cold War. Other related synonyms could include diplomatic conflict, political strife, military engagement, or armed aggression. Regardless of the specific terminology used, a war of nations often involves complex geopolitical rivalries and grave humanitarian consequences for civilians caught in the crossfire.