This quote by Charles de Gaulle talks to the significance of France's greatness in its national identity. He is suggesting that France's achievement is an essential part of what makes it France. This might describe the country's rich history, its culture, its language, its art, its architecture, its food, its style, its literature, its music, its politics, its economy, its military, and its individuals. All of these elements add to France's success and make it the unique and unique country that it is. De Gaulle is highlighting that without these components, France would not be the very same. He is suggesting that France's success is necessary to its identity and that it need to be commemorated and preserved.
