This pin is about the World Congress Of Peaceforces in Moscow 1973. That is also the text on the pin.
The 1973 World Congress Of Peace Forces was held in Moscow on October 25-October 31, 1973. At the congress over 3200 delegates from 143 countries, representing more than 1100 political parties, national organizations and movements. Representatives from 123 international organizations took part in the event.