On December 4, 1945, he US Senate approved American participation in the United Nations. The United Nations (UN) is an intergovernmental organization whose stated purposes are to maintain international peace and security, develop friendly relations among nations, achieve international cooperation, and be a centre for harmonizing the actions of nations. (Wikipedia).

The countries within the United Nations are grateful for each other. Here are some gratitude mindfulness exercises.

https://at250.org/2022/01/02/gratitude-guided-mindfulness/

https://on-this-day.com/onthisday/thedays/alldays/dec04.htm