Historical clue formulations

• Southernmost part of Scandinavia — 2022-07-05
• Its flag has a white 61-Across — 2021-12-14
• Monarchy for over a thousand years — 2020-06-10
• Nation whose flag is a white cross on a red background — 2020-03-18
• Home of Queen Margrethe II — 2016-10-07
• Frederick IX's land — 2006-10-13
• Home of Tivoli gardens — 1999-10-24