International Children's Day is observed on June 1 every year. Various countries around the world came together in 1925 in Geneva and declared June 1 as International Children's Day.

It was declared at a world conference which was held for the well-being of children which was held in Geneva, Switzerland. After that, governments around the world decided to observe the day to highlight issues faced by children. Many nations continue to have their own children's day to highlight children's issues. However, many nations continue to have their own children's day.