Which of the following best describes the concept of nationalism?

The concept of nationalism is best described as a movement for forming a nation through common identity. Nationalism emphasizes the shared characteristics that bind people together, such as culture, language, history, and traditions, creating a sense of belonging and unity among individuals within a particular geographical area. This shared identity fosters a collective interest in promoting the political and social aspirations of the group, often leading to the desire for self-determination and the establishment of a sovereign nation-state.

In this context, nationalism can drive movements that advocate for the rights and autonomy of a group that feels a connection based on these shared traits. This communal identity can manifest in various forms, from political independence to the promotion of cultural pride.

The other options do not encapsulate the essence of nationalism in the same way. Although a strong allegiance to one's country reflects an aspect of nationalism, it does not fully capture the idea of forming or defining a nation based on common identity. The pursuit of global unity among states aligns more with cosmopolitanism or internationalism rather than nationalism, which often focuses on the interests of a specific nation. Lastly, opposing foreign influence in local governance is a component of nationalism but does not encompass the broader movement of nation-building through shared identity.