Akademik

a state powerful enough to influence events throughout the world

↑state, ↑nation, ↑country, ↑land, ↑commonwealth, ↑res publica, ↑body politic

noun, pl ⋯ -ers [count]

: a country that is powerful enough to affect the entire world by its influence or actions

ˌworld ˈpower [world power] noun

a powerful country that has a lot of influence in international politics