International Day of Remembrance and Tribute to the Victims of Terrorism

Next celebratedFriday, August 21, 2026

On International Day of Remembrance and Tribute to the Victims of Terrorism, we honor those affected by acts of terror and stand in solidarity against hate and violence.

See how to celebrate

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Last updated February 7, 2026 · by the Holiday Calendar TeamHave an update or spot an error?

YEARLY DATEAugust 21

OBSERVED INInternationally

CATEGORYAwareness

SUBCATEGORYViolence Prevention

INTRO

Introduction

On August 21, we honor and remember those who have been affected by acts of terrorism on International Day of Remembrance and Tribute to the Victims of Terrorism. This day was established by the United Nations General Assembly in 2017 as a way to show solidarity and support for victims and survivors of terrorism. It's also a call to action for all nations to work together in preventing future acts of terrorism. It's a day to spread love, kindness, and compassion towards those who have suffered from this senseless violence. Let's join hands in remembrance and tribute on this meaningful day.

TIMELINE

International Day of Remembrance and Tribute to the Victims of Terrorism Timeline

September 11 Attacks

Nearly 3,000 people lost their lives in the largest terrorist attack on US soil, causing global outrage and leading to drastic changes in counter-terrorism policies worldwide.

Madrid Train Bombings

191 people were killed, and over 2,000 were injured when ten bombs exploded aboard four commuter trains during peak travel time in Spain's capital.

London Subway Bombings

Terror attacks on London's public transit system resulted in 52 deaths and more than 700 injuries, leading to a renewed global focus on curbing terrorism.

Paris Attacks

130 people lost their lives in a series of coordinated terrorist attacks at several locations in Paris, stirring worldwide condemnation and drastic security measures.

Day of Remembrance Established

The United Nations General Assembly established the International Day of Remembrance and Tribute to the Victims of Terrorism, to honor and support the victims and survivors.

GET INVOLVED

How to Celebrate International Day of Remembrance and Tribute to the Victims of Terrorism

Light candles in remembrance

Gather with friends and family and light candles to honor and remember the victims of terrorism. This can be a simple, yet meaningful gesture to show support and solidarity.

PARTICIPATE

Participate in a moment of silence

Join others in observing a moment of silence to reflect on the lives lost to terrorism and to honor their memories. This can be done individually or at a public event.

DONATE

Donate to a charity supporting victims of terrorism

Research and find a reputable charity that supports victims of terrorism and make a donation in honor of the International Day of Remembrance. This is a meaningful way to show support and help those affected by terrorism.

ATTEND

Attend a memorial service

Check for any local or national memorial services being held in honor of the victims of terrorism. Attending a service can be a powerful way to pay tribute and show solidarity with the community.

SPREAD

Spread awareness on social media

Use your social media platforms to share information about the International Day of Remembrance and Tribute to the Victims of Terrorism. Use hashtags and encourage others to join in honoring and remembering the victims.

WHY THIS DAY MATTERS

Why International Day of Remembrance and Tribute to the Victims of Terrorism is Important

Promotes healing and support for survivors

For those who have been directly impacted by terrorism, this day can serve as a source of comfort and support. It allows survivors to come together, share their stories, and find strength in unity during difficult times.

Honors the memory of victims

By recognizing this day, we pay tribute to the lives lost in terrorist attacks around the world. It serves as a reminder that these victims should never be forgotten and their memories should live on through us.

Raises awareness and solidarity against terrorism

The International Day of Remembrance and Tribute to the Victims of Terrorism is an opportunity for people around the world to stand together in condemning acts of terrorism and promoting peace. It serves as a call to action for individuals, communities, and governments to work towards preventing future attacks.

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