Home > General Knowledge > Important Dates and EventsWhen was the first Earth Day celebrated?A. 1970 B. 1965 C. 1975 D. 1980Answer: 1970Additional Information: The first Earth Day was celebrated on April 22, 1970. Subjects: Important Dates and Events, General KnowledgeRelated MCQsWhat year was the first digital payment system launched?When was the first self-driving car developed?When did the first President of the United States take office?When did the first Super Bowl take place?What year did the Civil Rights Act pass in the United States?What year did the first flight of the Concorde occur?What year did the first all-women’s crew sail around the world?What year was the first successful vaccine developed for polio?When was the first successful email marketing campaign launched?What year was the first successful test of a nuclear weapon conducted?When was the first color television broadcast?When was the first iPod released?What year was the first DVD released?When was the first version of Wikipedia launched?When was the first ATM (Automated Teller Machine) installed?