The Terran Alliance is a fictional political entity often depicted in science fiction literature and games. It typically represents a coalition of human-inhabited planets or territories, united for mutual defense, trade, and governance. The Alliance aims to promote peace and cooperation among its member worlds while facing external threats. In many narratives, the Terran Alliance is characterized by its advanced technology and military capabilities. It often engages in conflicts with alien species or rival factions, showcasing themes of unity and resilience. Key elements may include a central governing body, a space fleet, and diplomatic missions to maintain interstellar relations.