In geopolitics, it includes the area of influence a nation has, for example, the Soviet Union's sphere of influence was most of Asia, the Eastern Bloc, ect. Basically the area of which a nationstate has influence over.
A "sphere of influence" is a region where a country has significant power and control affecting politics, economy, and society. Historically, it refers to areas like China during foreign imperialism, while today it pertains to modern geopolitical strategies by powerful nations. This concept helps us understand how countries interact and assert power globally.
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