Gibraltar celebrates its National Day – first held in 1992 – annually on 10 September.
The date marks Gibraltar’s first sovereignty referendum (1967), when voters chose to stay under UK sovereignty rather than transfer to Spanish sovereignty.
World Vexillology Day commemorates the debut of Flag Bulletin (October 1961), the world’s first periodical dedicated solely to vexillology.
There is no special flag for this day – just go out and fly flags!
The Virgin Islands celebrate the feast of St Ursula annually on 22 October.
Christopher Columbus named the Virgin Islands in honour of the saint in 1493.
United Nations Day takes place annually on 24 October, marking the entry into force of the UN Charter (1945).
The UK Government, Scottish Government and Senedd Cymru do not currently list it as a flag flying day.
The British Antarctic Territory celebrates the Birthday of HM The King annually on 14 November.
The Falkland Islands celebrate the Birthday of HM The King annually on 14 November.
The International Transgender Day of Remembrance honours those murdered as a result of transphobia.
It is an official flag flying day in Scotland but not in the rest of the UK.
https://www.gov.scot/publications/flag-flying-on-government-buildings/
St Andrew’s Day is Scotland’s national day.
St Andrew’s Day is listed as a flag flying day by Scottish government guidance.
The Scottish Saltire is specified.
https://www.gov.scot/publications/flag-flying-on-government-buildings/
St Andrew’s Day is also listed as a flag flying day (for Scotland only) by UK government guidance.
The Union Flag is specified.
https://www.gov.uk/guidance/designated-days-for-union-flag-flying
World AIDS Day takes place annually on 1 December. It is an international day first held in 1988 and dedicated to raising awareness of the AIDS pandemic and mourning those who have died of the disease.
World AIDS Day is an official flag flying day in Scotland but not in the rest of the UK.
https://www.gov.scot/publications/flag-flying-on-government-buildings/
Alderney celebrates Homecoming Day annually on 15 December.
The people of Alderney were evacuated in June 1940 before the German occupation.
Homecoming Day marks the day the islanders could first return home in 1945.
