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Checkiday.com

Holidays for Wednesday, March 17th, 2021

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Image for Submarine Day
Also known as National Submarine Day

Observed annually on March 17th and annually on April 11th
Image for Take Down Tobacco National Day of Action
Also known as Take Down Tobacco

Observed the third Wednesday in March
Image for On This Day in History
Things that happened on this day in years past

Multi-day Events Continuing on Wednesday, March 17th, 2021