Answer:
A sphere of influence is an country or region where another country has influence on their laws and developments even though it has no designated or official authority. Think of a small country that's undeveloped, they may trust the opinions of an older, and more successful country. That is basically what the sphere of influence is. Another definition for sphere of influence is someone's power to affect the choices of someone else. This can be out of fear, or out of trust.
Step-by-step explanation: