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Monday, September 15, 1834

Published holidays observed on this date.

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Monday, September 15

Greenpeace Day

Greenpeace Day, observed on September 15, celebrates the environmental organization Greenpeace and its long-standing efforts to protect the planet. The day highlights the…

Awareness Argentina, Australia +32

Monday, September 15

International Day of Democracy

International Day of Democracy, observed on September 15, celebrates the values that help people shape their communities and countries. Established by the United Nations, the day…

Awareness Afghanistan, Australia +43

Monday, September 15

National D.A.R.E. Day

National D.A.R.E. Day, observed on September 15, recognizes the Drug Abuse Resistance Education program and its longstanding efforts to help young people make safe, healthy, and…

Awareness United States

Monday, September 15

National Tackle Kids Cancer Day

National Tackle Kids Cancer Day, observed on September 15, brings attention to the challenges children and families face during a cancer diagnosis. The day highlights the…

Awareness United States

Monday, September 15

National Voter Registration Day

National Voter Registration Day, observed on September 15, is a nonpartisan occasion dedicated to helping eligible citizens register to vote and participate in the democratic…

Awareness United States

Monday, September 15

Respect for the Aged Day

Respect for the Aged Day, observed on September 15, is a meaningful occasion dedicated to honoring older adults and recognizing the wisdom, experience, and contributions they…

Awareness Japan