How is the theme of corruption treated in a man of the people?

In "A Man of the People" by Chinua Achebe, the theme of corruption is depicted through the moral decay of Nigerian political leaders and the impact on society. The protagonist, Odili, witnesses the betrayal of ideals by those in power, highlighting how greed and self-interest undermine democratic principles. The novel critiques the complicity of both politicians and citizens, suggesting that corruption is systemic and pervasive. Ultimately, Achebe portrays corruption as a barrier to progress and a source of disillusionment for the populace.