International observance
International Day of Peace
International Day of Peace falls on 21 September and promotes non-violence and understanding worldwide. It is a normal working day in Bulgaria.
Observed on 21 September
Orthodox church calendar
- St Quadratus, Apostle
- Sts Isaac and Meletius, Bishops of Cyprus (Leave-taking of the Exaltation)
Source: Bulgarian Patriarchate church calendar, checked 2026-10-15
21 September by year
See the weekday and whether the date is a day off.
Every year on this date
| Year | Weekday | Workday status |
|---|---|---|
| 2026 | Monday | Working day |
| 2027 | Tuesday | Working day |
| 2028 | Thursday | Working day |
| 2029 | Friday | Working day |
| 2030 | Saturday | Day off |
For a standard Monday-to-Friday working week. Additional officially declared days off may change the calendar.