September 21st: UN International Day of Peace. Peace Day
UN International Day of Peace.
See also January 30th: School Day of Peace at https://sites.google.com/a/xtec.cat/teresa-naves/inputs/celebrations/Jan30-school-day-of-non-violence-and-peace
UN International Day of Peace.
See also January 30th: School Day of Peace at https://sites.google.com/a/xtec.cat/teresa-naves/inputs/celebrations/Jan30-school-day-of-non-violence-and-peace