June 10 Holidays, events and History 2021 June 10 Holidays, events and History 2021. DateDayHoliday NameHoliday TypeCountry10 JunThursdayAbolition DayPublic HolidayFrench Guiana10 JunThursdayPortugal DayNational holidayPortuagal Previous Article June 9 Holidays, events and History 2021 Next Article June 11 Holidays, events and History 2021 No Comments Yet Leave a Reply Cancel replyYour email address will not be published.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.