How do people use the power of the wind?

There are many methods of using the power of the wind, the oldest of which is sailing boats. Initially, the sails were primitive and were only used with a fair wind. In the Middle Ages, sailing boats began to develop and it became possible to make long sea voyages.
Also, the force of the wind was used in mills, where it turns a huge wheel, grinding grain.
Now the power of the wind is used to generate electricity, and this is considered a promising and environmentally friendly method.