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Today is: April 12

Big Wind Day (1934)

Catch and Release Day, Ntl.

Cheese Sandwich Day, Ntl. Grilled

DEAR Day, Ntl. (1916)

Hanuman Jayanti (H)

Human Space Flight, Intl. Day of (1961)

Licorice Day, Ntl.

Saint Lazarus' Day (BG)(C)(33AD)

Street Children's Day, Intl.

Walk on Your Wild Side Day

Yuri's Night (RU)(1961)

American Home Week

Animal Control Officer Appreciation Week, Ntl.

Black Maternal Health Week

Blue Forest Bloom (BE)

Dietitians Week, (AU)

Dog Bite Prevention Week, Ntl.

Holy Week, Intl.(C)(33AD)

Iztapalapa Passion Play (C)(MX-DF)

Masters Tournament (US-GA)

Medical Laboratory Week, Ntl.

Milan Design Fair (IT)

NAB (US-NV)

Pan American Week, Ntl. (1890)

Parkinson's Awareness Week (UK)(1755)

Passover (Pesach)(J)

Pet ID Week, Ntl.

Public Health Week, Ntl.

Public Safety Telecommuter Week, Ntl.

Robotics Week, Ntl.

Salone Internazionale del Mobile (IT)

Science Fest, Intl. (UK)

Sustainable Seafood Week, Ntl. (AU/NZ)

Wildlife Week, Ntl.(US/CA)

Window Safety Week, Ntl.

9-1-1 Education Month, Ntl.

Administrative Professionals Month

Adopt a Ferret Month

Adopt a Greyhound Month, Ntl.

African-American Women's Fitness Month, Ntl

Alcohol Awareness Month

Animal, Prevention of Cruelty to Animals Month

Arab-American Heritage Month

Architecture Month, Washington (US-DC)

Astronomy Month, Global

Autism Acceptance Month, Ntl.

Barefoot, One Day Without Shoes

Barefoot, One Day Without Shoes

Beaver Awareness Month

Bereaved Spouses Awareness Month, Intl

Black Women's History Month, Intl

Cancer Control Month

Canine Fitness Month

Car Care Month, Ntl. Spring

Cesarean Awareness Month, World

Cherry Blossom Festival, Washington (US-DC)

Chet (S)

Child Abuse Prevention Month, Ntl.

Community College Month

Community Spirit Days

Confederate Heritage Month

Counseling Awareness Month

Couple Appreciation Month

Credit Union Youth Month™, Ntl.

Customer Loyalty Month, Intl.

Deaf History Month (1988)

Decorating Month, Ntl.

Diabetes Month, Ntl. Defeat

Distracted Driving Awareness Month, Ntl.

Donate Life Month, Ntl.

Earth Echo Challenge, Intl.

Earth Month

Earth Month

Emotional Overeating Awareness Month

Fabry Awareness Month (AU/CA/US)

Facial Protection Month, Ntl.

Fair Housing Month

Financial Capability Month, Ntl.

Financial Literacy Month

Foot Health Awareness Month, Ntl.

Frog Month, Ntl.

Grange Month

Grilled Cheese Month, Ntl.

Guitar Month, Intl.

Heartworm Awareness Month, Ntl.

Holy Humor Month (C)

Humor Month, Intl.

Irritable Bowel Syndrome Awareness Month

Jazz Appreciation Month

Keep America Beautiful Month

Kite Month, Ntl.

Knuckles Down Month, Ntl

Landscape Architecture Month, World

Lawn Care Month, Ntl.

Lawn Greetings Month

Lawn and Garden Month

Letter and Card Writing Month, Ntl.

Library, School Library Month, Ntl

Licorice Month, Ntl.

Limb Loss Awareness Month, Ntl.

Lyme Disease in Dogs Prevention Month

Mathematics and Statistics Awareness Month

Medical Cannabis (Marijuana) Education and Awareness Month

Minority Cancer Awareness Month

Minority Health Month, Ntl.

Native Plant Month, Ntl.

Nisan (J)

Occupational Therapy Month, Ntl.

Oral Health Month, Ntl. (US/CA)

Oral, Head and Neck Cancer Awareness Month, Ntl.

Parkinson's Awareness Month

Pecan Month, Ntl.

Pest Management Month, Ntl.

Pet First Aid Awareness Month, Ntl.

Pet Month, Ntl. (UK)

Pharmacists' War on Diabetes

Pickleball Month

Poetry Month

Procrastination Awareness Month

Rebuilding Month, Ntl.

Records and Information Management Month

Rosacea Month, Ntl.

STD Awareness Month, Ntl.

Safe Digging Month, Ntl.

Sarcoidosis Awareness Month

School Library Month, Ntl.

Second Chance Month, Ntl.

Sexual Assault Awareness Month

Shawwal (M)

Sikh Awareness Month

Skagit Valley Tulip Festival (US-WA)

Skagit Valley Tulip Festival (US-WA)

Soft Pretzel Month, Ntl.

Soyfoods Month, Ntl.

Sports Eye Safety Month

Sprouted Grains Month

Straw Hat Month

Stress Awareness Month, Ntl.

Supply Chain Integrity Month

TWIT Award Month, Intl.

Testicular Cancer Awareness Month

Vaisakha (H)

Welding Month, Ntl.

Woman, Informed Woman Month

Women's Eye Health and Safety Month

Workplace Conflict Awareness Month

World Expo 2025 (JP)

Youth Services Month, Global

Youth Sports Safety Month

LEEP Calendar

Scroll to explore events active on this date.

No Image found . This Image is about the event Jewish Year 5785 (J): October 3, 2024 - September 22, 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event Mocha Mousse, Pantone Color of the Year: 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event Africa, 3rd Decade of Industrial Development: 2016- 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event Blue Forest Bloom (BE): April 7-25. Click on the event name to see the event detail.

No Image found . This Image is about the event Decade of Family Farming, Intl.: 2019-2028. Click on the event name to see the event detail.

No Image found . This Image is about the event Water for Sustainable Development, Intl. Decade: 2018 - 2028. Click on the event name to see the event detail.

No Image found . This Image is about the event Peace and Trust, International Year of: 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event Nutrition, Intl. Decade for Action: 2016- 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event Chinese Year of the Snake, 4723: January 29, 2025 - February 16, 2026. Click on the event name to see the event detail.

No Image found . This Image is about the event Water for Sustainable Development, Intl. Decade: 2018 - 2028. Click on the event name to see the event detail.

No Image found . This Image is about the event Losar (B) 2151: February 10 - February 27, 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event Nanakshahi Year 556 (S): March 14, 2024- March 13, 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event Losar (B) 2152: February 28, 2025 - February 18, 2026. Click on the event name to see the event detail.

No Image found . This Image is about the event Sustainable Seafood Week, Ntl. (AU/NZ): April 7-21 (est). Click on the event name to see the event detail.

No Image found . This Image is about the event Water for Sustainable Development, Intl. Decade: 2018 - 2028. Click on the event name to see the event detail.

No Image found . This Image is about the event Passover (Pesach)(J): April 12-20. Click on the event name to see the event detail.

No Image found . This Image is about the event International Decade on Ecosystem Restoration: 2021-2030. Click on the event name to see the event detail.

No Image found . This Image is about the event Monstera, Year of the: 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event Chinese Year of the Dragon, 4722: February 10 - January 28, 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event International Decade of Healthy Ageing: 2021-2030. Click on the event name to see the event detail.

No Image found . This Image is about the event Quantum Science and Technology, International Year of: 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event African Year of Justice and Reparations: 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event American Home Week: April 13-19. Click on the event name to see the event detail.

No Image found . This Image is about the event Third International Decade Poverty Eradication: 2018 - 2027. Click on the event name to see the event detail.

No Image found . This Image is about the event Solar Cycle 25: 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event Poverty Eradication, 3rd Intl. Decade: 2018 - 2027. Click on the event name to see the event detail.

No Image found . This Image is about the event Dietitians Week, (AU): April 7-13 (est). Click on the event name to see the event detail.

No Image found . This Image is about the event Begonia, Year of the: 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event European Year of Digital Citizenship Education: 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event Panchanga 2081: March 26, 2024 - March 14, 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event Dogwood, Year of the: 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event Nanakshahi Year 556 (S): March 14, 2024- March 13, 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event Animal Control Officer Appreciation Week, Ntl.: April 13-19. Click on the event name to see the event detail.

No Image found . This Image is about the event Jewish Year 5786 (J): September 23 - September 11, 2026. Click on the event name to see the event detail.

No Image found . This Image is about the event Indigenous Languages, Intl. Decade of: 2022 -2032. Click on the event name to see the event detail.

No Image found . This Image is about the event Earth in Time: 2020 - 2030. Click on the event name to see the event detail.

No Image found . This Image is about the event Saint Lazarus' Day (BG)(C)(33AD): April 12. Click on the event name to see the event detail.

No Image found . This Image is about the event Transformation and New Beginnings, Year of: 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event Holy Week, Intl.(C)(33AD): April 13-19. Click on the event name to see the event detail.

No Image found . This Image is about the event International Decade for Ocean Science for Sustainable Development: 2021-2030. Click on the event name to see the event detail.

No Image found . This Image is about the event Cooperatives, Year of International: 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event Africa, 3rd Decade of Industrial Development: 2016- 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event Sand and Dust Storms, Intl. Decade on Combating: 2025-2034. Click on the event name to see the event detail.

No Image found . This Image is about the event Chinese Year of the Dragon, 4722: February 10 - January 28, 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event Caladium, Year of: 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event Pet ID Week, Ntl.: April 13-19. Click on the event name to see the event detail.

No Image found . This Image is about the event 2025 Color Trends: 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event Year of Jubilee (C): December 24, 2024 - December 24, 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event Second UN Decade for Action on Road Safety: 2021-2030. Click on the event name to see the event detail.

No Image found . This Image is about the event Pea, Year of the: 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event Nutrition, Intl. Decade for Action: 2016- 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event Nanakshahi Year 557 (S): March 14, 2025- March 13, 2026. Click on the event name to see the event detail.

No Image found . This Image is about the event Iztapalapa Passion Play (C)(MX-DF): April 13-19. Click on the event name to see the event detail.

No Image found . This Image is about the event Year of Generating Income: 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event Islamic Year 1446 (M): July 7, 2024-June 25, 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event Public Safety Telecommuter Week, Ntl.: April 13-19 (est). Click on the event name to see the event detail.

No Image found . This Image is about the event Year of Mission (C): July 17, 2024 - July 16, 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event Calendula, Year of: 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event Islamic Year 1447 (M): June 26, 2025 -June 16, 2026. Click on the event name to see the event detail.

No Image found . This Image is about the event Herb of the Year, Chamomile Matricaria: 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event Asclepias, Year of: 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event Glaciers' Preservation, International Year of: 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event Losar (B) 2151: February 10 - February 27, 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event Nanakshahi Years (S) 556: March 14, 2024-March 13, 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event Parkinson's Awareness Week (UK)(1755): April 7-13. Click on the event name to see the event detail.

No Image found . This Image is about the event Buddhist Year (B) 2151: February 10 - February 27, 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event Black Maternal Health Week: April 11-17. Click on the event name to see the event detail.

No Image found . This Image is about the event Masters Tournament (US-GA): April 10-13. Click on the event name to see the event detail.

No Image found . This Image is about the event Nelson Mandela Decade of Peace: 2019-2028. Click on the event name to see the event detail.

No Image found . This Image is about the event Nigeria's Decade of Gas (NG): 2021-2030. Click on the event name to see the event detail.

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Additional Events on LEEP

Family TV Show Day: October 3

Picnic Day, Ntl.: April 23

Hristo Botev Day (BG)(1876): June 2

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About National Submarine Day in the United Kingdom

United Kingdom

EVENT NAME:

Submarine Day (UK)(1898)

EVENT CATEGORIES:

Anniversaries , Military
Transportation , United Kingdom & Ireland

Dates Active:

Begins: Mar 17, 2025
Ends: Mar 17, 2025

INFORMATION URL:

https://www.royalnavy.mod.uk/

EVENT ADDRESS:

SOCIAL MEDIA LINKS:

RESERVE TICKETS:

DESCRIPTION:

Submarine Day in the United Kingdom honors the kingdom’s submarines and their personnel within the Royal Navy. Since their introduction to the Royal Navy in 1901 with HMS Holland 1, submarines have performed essential services to the nation saving billions of dollars in cargo and tens of thousands of lives.

This day marks the anniversary of the first demonstration of a submarine to the Royal Navy by John Philip Holland on March 17, 1898.

VIDEOS

Currently, this event does not have supporting videos.

SUPPORTING DOCUMENTS

Currently, this event does not have supporting documents.

ADDITIONAL IMAGES

Currently, this event does not have supporting images.

EVENT CHAMPION

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LAST UPDATED:

Dec 30, 2024

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EVENT MANAGER:

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