Warsa 1969 ring konferénsi UNESCO San Francisco, aktivis padaméan John McConnell ngusulang rahina antuk minghormatin Gumi miwah konsép padaméan, kapertama karayaang ring 21 Maret 1970, rahina kapertama masan semi ring sisi kalér Gumi.
At a UNESCO Conference in San Francisco, 1969, peace activist John McConnell proposed a day to honor the Earth and the concept of peace, first to be celebrated on March 21, 1970, the first day of spring in the Northern Hemisphere.