when was the first international earth day celebrated
Earth Day Earth Day is an annual event celebrated on April 22. Worldwide, various events are held to demonstrate support for environmental protection. First celebrated in 1970, Earth Day events in more than 193 countries[1] are now coordinated globally by the Earth Day Network.[2]
Columbus Day Columbus Day is a national holiday in many countries of the Americas and elsewhere which officially celebrates the anniversary of Christopher Columbus's arrival in the Americas on October 12, 1492. The landing is celebrated as "Columbus Day" in the United States, as "Día de la Raza" ("Day of the Race") in some countries in Latin America, as "Día de la Hispanidad" and "Fiesta Nacional" in Spain, where it is also the religious festivity of la Virgen del Pilar, as Día de las Américas (Day of the Americas) in Belize and Uruguay, as Día del Respeto a la Diversidad Cultural (Day of Respect for Cultural Diversity) in Argentina, and as Giornata Nazionale di Cristoforo Colombo or Festa Nazionale di Cristoforo Colombo in Italy as well as in Little Italys around the world.[1][2] As the day of remembrance of Our Lady of the Pillar, 12 October had been declared a religious feast day throughout the Spanish Empire in 1730; the secular Fiesta de la Raza Española was first proposed by Faustino Rodríguez-San Pedro y Díaz-Argüelles in 1913.