https://youtu.be/xk0-yebNA_o The first contact with indigenous people often results in them being killed by white people or others. They can often get sick from having contact since they may not have had the immunity. This man learned Portugese early on by going to a school and then learned English. He shares more but just seeing him for a few minutes or more is very special.
There are still native people who do not interact with more modern people. Some people are trying to protect their tribal rites to remain independent. This man, Nixiwaka Yawanana, does advocacy for tribal people.