Nationalism is a feeling of people within a state territory which make them develop a sense of collective identity and share history or descent. This feeling works as a binding force among people to think about the state primarily and denies individualism.Before 1789, France was under absolute monarchy. With French revolution, Monarch was throne out and a sovereign body of French citizens was established. This revolution made France the nation-state and made many political and constitutional changes like:- A new french flag was adopted to replace former royal standard.- The estate general, renamed as General assembly, became an elected body.- Centralized administration and uniform civil laws were made for citizens.- Uniform weighing and MEASUREMENT system was adopted.- French became the national LANGUAGE of France.All these changes gives a clear expression of collectivism and GAVE people true power to shape the destiny of France. Thus France became a nation-state and WORLD got a clear expression of nationalism through the French revolution.Read more on Brainly.in - brainly.in/question/10313482#readmoreExplanation: