A course to learn React + Redux?

Question

React

Tell me which course to study React to choose. I had a little experience working with him a few years ago, that is, I know the basic concepts. I know ES6 too. The course is better in Russian.
Searching the net, I came across the following:
1) React. Intensive course for programmers from Dmitry Lavrik
2) React + Redux - Professional Development from Udemy
How up-to-date or is there something better?

Answer 1

https://reactjs.org/tutorial/tutorial.html

Answer 2

The best course React + Redux - Professional Development took this course twice and found a job
But the documentation is also a must read, for better assimilation

Answer 3

React Redux tutorial by Pacian.

Answer 4

2) React + Redux - Professional Development by Udemy

This course helped me a lot. Recommend! There are occasional sales on Udemy.