This document defines key concepts in colonialism and postcolonialism. It discusses how colonialism involves extending authority over other territories for economic dominance and imposing cultural practices. Postcolonialism studies colonialism's effects and involves critical analysis of European imperial power. Key postcolonial concepts discussed include ambivalence, hegemony, identity, hybridity, mimicry, orientalism, other, race, worlding, and subaltern. Analyses of postcolonial literature examine historical, physical, ideological, gender, and cultural aspects. Important postcolonial thinkers mentioned are Homi Bhabha, Edward Said, Frantz Fanon, Gayatri Spivak, and Chinua Achebe.