September 30 Holidays, events and History 2021 September 30 Holidays, events and History 2021. DateDayHoliday NameHoliday TypeCountry30 SepThursdayBotswana DayPublic HolidayBotswana30 SepFridayDay off for Independence DayPublic HolidayPalau Previous Article September 29 Holidays, events and History 2021 Next Article October 1 Holidays, events and History 2021 No Comments Yet Leave a Reply Cancel replyYour email address will not be published. Save my name, email, and website in this browser for the next time I comment.