This is a crucial aspect of the story as it relates to Amir's father, Baba's, journey to America. Baba, a wealthy and respected man in Afghanistan, faces a difficult situation as a refugee in the United States. The INS plays a part in his immigration process, which is challenging and bureaucratic.
The INS's role in the novel underscores the themes of displacement, identity, and the struggles of navigating a new culture. It also highlights the contrast between Baba's life in Afghanistan and his life in America, a world where he faces uncertainty and the need to reinvent himself.