Events for April 20, 2026
Mathematics and Statistics Awareness Month
Mathematics and Statistics Awareness Month is observed every April to increase public understanding and appreciation of math and statistics. Initiated in 1986 by President Reagan as Mathematics Awareness Week, it expanded to a month-long observance in 1999, highlighting the essential role of these fields in technology, medicine, data science, and...
National Welding Month
National Welding Month is celebrated every April since 1996 by the American Welding Society (AWS) to honor the skilled professionals who build, repair, and maintain the world’s infrastructure. From pipelines to skyscrapers, welding plays a critical role in shaping modern life and the economy. Why we celebrate it:We celebrate National...
Cannabis Day
Cannabis Day, widely recognized on April 20 (4/20), is an international counterculture observance that celebrates cannabis and advocates for its legalization. The day has become a global phenomenon, bringing together supporters of cannabis culture for both celebration and activism. Purpose of Cannabis Day Cannabis Day serves multiple purposes: How It...