In the wake of communism, nationalism has regained prominence as a source of global tension and instability. These problems, and nationalism itself, are often dismissed as transitional difficulties rather than studied as basic to the modern world. This paper argues, to the contrary, that nationalism is produced by central features of the modern world, including the ongoing process of globalisation. Its centrality derives first of all from the need to identify the `self' implied by the notion of political self-determination. This ties nationalism to democracy. But nationalism is also shaped in problematic ways by modern individualism. Metaphorically, the nation is often treated as an individual. Nations are also commonly conceived of as cate...