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Anniversary of the outbreak of the Second World War in Poland 2025
Anniversary of the outbreak of the Second World War in Poland is an observance in Poland — a recognized day, not a public day off, observed on Monday, Sep 1, 2025.
- Type
- Observance
- Date
- Sep 1, 2025
- Day of week
- Monday
- Day off
- No
Falls on a Monday — a natural three-day weekend.
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- Mon 1🇵🇱Anniversary of the outbreak of the Second World War in Polandobservance
- Wed 17🇵🇱Anniversary of the Soviet invasion of Polandobservance
- Tue 30🇵🇱Boy's Dayobservance