What is the early mode of communication of modern sports?

What is the early mode of communication of modern sports?

A: 1, taking immigrants as the media for the spread of sports culture (bringing modern sports originally developed in Europe to other parts of the world). For example, modern sports in America and Oceania developed in this way.

2. Some countries (such as Russia and Japan). Those who have taken the capitalist road through reform (actively introduce and promote modern sports while implementing educational reform ~