How has learning English impacted the world?

Question

How has 'learning English' impacted the world?

like... I mean there are 1,000,000,000 people who are learning English in the world. How has that impacted the world?

Answer 1

They can communicate with each other through English: Chinese can communicate with Russians, Japanese can communicate with Taiwanese.

Western medicine has been made available to people in Africa.

Peace Treaties between countries can be made in English.

That's a big impact.