This is our day guide for Friday September 17th 2021 which shows you at a glance what's happening on this day around the world. Using the calendar on this page, you can look at a day guide for any day. Why not look up your birthday to see which holidays you share it with?

Observances on September 17th 2021

Day of People's Unity

Day of People's Unity

Find out the dates, history and traditions of the Day of People's Unity in Belarus.

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Teachers Day

Teachers Day

Find out the dates, history and traditions of Teachers Day

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Grenache Day

Grenache Day

Grenache is a popular red wine that grows in hot and dry conditions.

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World Patient Safety Day

World Patient Safety Day

World Patient Safety Day was established to enhance global understanding of patient safety

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Constitution Day and Citizenship Day

Constitution Day and Citizenship Day

One of the most patriotic holidays, today celebrates both the constitution and citizens of the USA.

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National Apple Dumpling Day

National Apple Dumpling Day

Find out the dates, history and traditions of National Apple Dumpling Day

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National POW/MIA Recognition Day

National POW/MIA Recognition Day

Find out the dates, history and traditions of National POW/MIA Recognition Day

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National Trademen Day

National Trademen Day

Find out the dates, history and traditions of National Trademen Day

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Public Holidays on September 17th 2021

Angolan National Heroes' Day

Angolan National Heroes' Day

Marks the birthday of the national hero Agostinho Netowho was born on this day in 1922.

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Thimphu Tshechu

Thimphu Tshechu

Tshechu are annual religious Bhutanese festivals held in each district of Bhutan

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Independence Day of Chile

Independence Day of Chile

On September 18th 1810, Chile broke from Spanish rule, declaring their independence. The Spanish had ruled Chile since the middle of the Sixteenth Century

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Day of Melilla

Day of Melilla

Melilla only. Marks the taking of the city by Duke of Medina Sidonia in 1497

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Birthday of HRH Crown Prince

Birthday of HRH Crown Prince

The current heir to the throne was born on September 17th 1985

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