Trump, the politics of fear and racism: How our brains can be manipulated to tribalism

Tribalism has become a signature of America within and without since the election of President Trump. The nation has parted ways with international allies, left the rest of the world in their effort to fight the climate change, and most recently the pandemic, by leaving the World Health Organization. Even the pandemic was not a serious issue of importance to our leaders. We did not care much about what was happening in the rest of the world, as opposed to the time of previous pandemics when we were on the ground in those countries helping block the progress so long as it was China’s or the European Union’s problem. This marks drastic change from previous U.S. altruistic attitude, including during the World War II.....
https://theconversation.com/trump-the-politics-of-fear-and-racism-how-our-brains-can-be-manipulated-to-tribalism-139811