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National Yellow Bat Day

Honor the bravery and contributions of the Army Security Agency on National Yellow Bat Day - a day dedicated to their service and sacrifice.
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April 21
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United States
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Get ready to honor and pay tribute to the Army Security Agency on April 21, also known as National Yellow Bat Day! This day holds special significance as it marks the activation of one of the most important branches of intelligence for the US Army during the Vietnam War. The 265th airborne division played a crucial role in managing information and providing crucial support during this time. So let's take a moment to celebrate their contributions and show our appreciation for their service. And why not add a touch of fun by wearing something yellow, the color associated with this agency? Let's make this National Yellow Bat Day one to remember!

History of National Yellow Bat Day

National Yellow Bat Day Dates

National Yellow Bat Day Timeline

<div class='timeline-item'><div class='timeline-left'><div class='timeline-date-text'>1945</div></div><div class='timeline-center'></div><div class='timeline-right'><div class='timeline-text timeline-text-title'>Creation of the ASA</div><div class='timeline-text'>The Army Security Agency (ASA) is formed as a branch dealing with signals intelligence, cryptology, and electronic warfare.</div></div></div><div class='timeline-item'><div class='timeline-left'><div class='timeline-date-text'>1961</div></div><div class='timeline-center'></div><div class='timeline-right'><div class='timeline-text timeline-text-title'>Activation of the 265th ASA</div><div class='timeline-text'>The 265th ASA company is activated, focusing on airborne radio direction finding operations during the Vietnam War.</div></div></div><div class='timeline-item'><div class='timeline-left'><div class='timeline-date-text'>1967</div></div><div class='timeline-center'></div><div class='timeline-right'><div class='timeline-text timeline-text-title'>First Mission of Yellow Bat</div><div class='timeline-text'>On April 21, the first ASA mission with the code name "Yellow Bat" takes to the sky, a date now commemorated as National Yellow Bat Day.</div></div></div><div class='timeline-item'><div class='timeline-left'><div class='timeline-date-text'>1976</div></div><div class='timeline-center'></div><div class='timeline-right'><div class='timeline-text timeline-text-title'>End of the ASA</div><div class='timeline-text'>The Army Security Agency is deactivated and its functions are taken over by the Military Intelligence Corps.</div></div></div><div class='timeline-item'><div class='timeline-left'><div class='timeline-date-text'>2018</div></div><div class='timeline-center'></div><div class='timeline-right'><div class='timeline-text timeline-text-title'>National Yellow Bat Day Recognition</div><div class='timeline-text'>The National Day Calendar officially recognizes National Yellow Bat Day, honoring the service and sacrifices of the ASA.</div></div></div>

How to Celebrate National Yellow Bat Day

<div id='' class='facts-item'><div id='' class='facts-header'><h3 id='' class='facts-number'>1</h3></div><div id='' class='facts-text-wrapper'><h3 id='' class='facts-title'>Dress in yellow and bat-themed attire</h3><p id='' class='facts-text'>Get into the spirit of National Yellow Bat Day by dressing up in yellow and bat-themed clothing. This could include yellow shirts, bat-shaped accessories, or even full-on bat costumes!</p></div></div><div id='' class='facts-item'><div id='' class='facts-header'><h3 id='' class='facts-number'>2</h3></div><div id='' class='facts-text-wrapper'><h3 id='' class='facts-title'>Visit a museum or exhibit about the Army Security Agency</h3><p id='' class='facts-text'>Take a trip to a museum or exhibit that showcases the history and impact of the Army Security Agency. This can be a great way to learn more about the agency and its role in US military intelligence.</p></div></div><div id='' class='facts-item'><div id='' class='facts-header'><h3 id='' class='facts-number'>3</h3></div><div id='' class='facts-text-wrapper'><h3 id='' class='facts-title'>Host a trivia night about the Army Security Agency</h3><p id='' class='facts-text'>Gather some friends together and test your knowledge about the Army Security Agency with a trivia night. You can research and come up with your own questions or use online resources for inspiration.</p></div></div><div id='' class='facts-item'><div id='' class='facts-header'><h3 id='' class='facts-number'>4</h3></div><div id='' class='facts-text-wrapper'><h3 id='' class='facts-title'>Make yellow bat-themed treats</h3><p id='' class='facts-text'>Get creative in the kitchen and make some yellow bat-themed treats to celebrate the day. This could include yellow cupcakes with bat-shaped icing or bat-shaped cookies decorated with yellow frosting.</p></div></div><div id='' class='facts-item'><div id='' class='facts-header'><h3 id='' class='facts-number'>5</h3></div><div id='' class='facts-text-wrapper'><h3 id='' class='facts-title'>Donate to a charity that supports veterans</h3><p id='' class='facts-text'>In honor of the Army Security Agency and its contributions, consider making a donation to a charity that supports veterans or active duty military personnel. This is a great way to show your appreciation and give back on National Yellow Bat Day.</p></div></div>

Why National Yellow Bat Day is Important

<div id='' class='whywelove-item'><div id='' class='whywelove-letter-cont'><div class='whywelove-letter'>A</div></div><div id='why-we-love-main-cont'><h3 id='' class='whywelove-title'>Honoring the Army Security Agency</h3><p id='' class='whywelove-text'>National Yellow Bat Day is a way to commemorate and honor the important work of the Army Security Agency. This agency played a crucial role in intelligence and information gathering during the Vietnam War, and it's important to recognize their contributions and sacrifices.</p></div></div><div id='' class='whywelove-item'><div id='' class='whywelove-letter-cont'><div class='whywelove-letter'>B</div></div><div id='why-we-love-main-cont'><h3 id='' class='whywelove-title'>Remembering history</h3><p id='' class='whywelove-text'>National Yellow Bat Day is an opportunity to remember an important part of our nation's history. It allows us to reflect on the past and appreciate the efforts made by the Army Security Agency and other branches of the military during the Vietnam War.</p></div></div><div id='' class='whywelove-item'><div id='' class='whywelove-letter-cont'><div class='whywelove-letter'>C</div></div><div id='why-we-love-main-cont'><h3 id='' class='whywelove-title'>Celebrating patriotism</h3><p id='' class='whywelove-text'>National Yellow Bat Day is a chance to celebrate our country and show our patriotism. By recognizing and honoring the Army Security Agency, we are also acknowledging the bravery and dedication of all those who have served in our armed forces.</p></div></div>

5 Amazing Facts to Highlight National Yellow Bat Day

<div class='facts-item'><div class='facts-number-wrapper'><p class='facts-number'>1</p></div><div class='facts-core-content'><h3 class='facts-title'>Yellow Bat Was the Call Sign for the ASA's 265th RRC</h3><p class='facts-content'>The Army Security Agency's 265th Radio Research Company used "Yellow Bat" as their call sign when conducting secret missions during the Vietnam War.</p></div></div><div class='facts-item'><div class='facts-number-wrapper'><p class='facts-number'>2</p></div><div class='facts-core-content'><h3 class='facts-title'>ASA's Specialist Airborne Units Could Intercept Enemy Signals in Flight</h3><p class='facts-content'>The Army Security Agency had specialist airborne units that could intercept enemy radios and detect their locations in flight – a crucial advantage in challenging war situations.</p></div></div><div class='facts-item'><div class='facts-number-wrapper'><p class='facts-number'>3</p></div><div class='facts-core-content'><h3 class='facts-title'>ASA Was a Predecessor to Modern Day Cybersecurity Operations</h3><p class='facts-content'>The ASA, with its intelligence-gathering missions, can be seen as a predecessor to modern-day cybersecurity and electronic warfare operations, making a lasting impact on how military intelligence operates today.</p></div></div><div class='facts-item'><div class='facts-number-wrapper'><p class='facts-number'>4</p></div><div class='facts-core-content'><h3 class='facts-title'>The Term "Yellow Bat" Was Selected for Its Randomness</h3><p class='facts-content'>The term "Yellow Bat" was selected precisely for its randomness, ensuring it wouldn't be associated with any particular mission purpose, thereby keeping the operations secret.</p></div></div><div class='facts-item'><div class='facts-number-wrapper'><p class='facts-number'>5</p></div><div class='facts-core-content'><h3 class='facts-title'>Yellow Bat Missions Often Involved High Risk and Danger</h3><p class='facts-content'>The missions carried out using the Yellow Bat call sign often involved high levels of risk, showcasing the bravery and dedication of these soldiers who contributed significantly to U.S. intelligence efforts.</p></div></div>

National Yellow Bat Day FAQs

When is National Yellow Bat Day?

National Yellow Bat Day is celebrated on April 21 every year. In 2024 National Yellow Bat Day will occur on a Sunday.

National Yellow Bat Day Dates



Apr 21



Apr 21



Apr 21



Apr 21



Apr 21


Federal Holidays