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Anniversary of the Soviet invasion of Poland 2025
Anniversary of the Soviet invasion of Poland is an observance in Poland — a recognized day, not a public day off, observed on Wednesday, Sep 17, 2025.
- Type
- Observance
- Date
- Sep 17, 2025
- Day of week
- Wednesday
- Day off
- No
Midweek — bridge either side for a five-day break.
September
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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