A governing authority or a state that possesses power over others.

The nation that currently holds power or influence over a specific territory or people.

प्रभावी देश

English Usage: In this region, the ruling nation has a significant cultural impact.

Hindi Usage: इस क्षेत्र में, प्रभावी देश का सांस्कृतिक प्रभाव महत्वपूर्ण है।