Hegemony (noun)

1. Domination or influence exerted by a particular group or country over others.
2. The social, cultural, ideological, or economic influence exerted by a dominant group.

Origin:

Late 19th century: from greek hegemonia, from hegemon 'leader, ruler', from agein 'to lead'. .

Examples:

1. The United States has been the dominant economic and military power in the world for much of the past century, exerting a significant degree of hegemony over other countries.
2. In the world of sports, the hegemony of the New York Yankees over the rest of Major League Baseball was challenged by the Boston Red Sox in the early 2000s.
3. Feminism and other social movements have challenged the hegemony of traditional patriarchal values in many societies.
4. The European Union's attempts to exert economic hegemony over the countries of the eurozone have been met with resistance in some quarters.
5. The cultural hegemony of Hollywood has been a major factor in the global spread of American popular culture.