Pan-European nationalism is an idea that people from different European countries can come together and form a single national identity. It's a way of showing that people from all over Europe are unified, despite their different cultures and languages. This new identity is based on shared values and ideals, like democracy, freedom, and justice. It's a way of showing that people from different parts of the continent are still one big family. It's a way of bringing people together and celebrating Europe's shared heritage and culture.