DenmarkDannebrog: The world's oldest flag, the national flag of Denmark
伊東 春乃 NAVIA
The national flag of Denmark features a white cross on a red backgrou …
HistoryPaper clip: Symbol of Norwegian solidarity during World War II
伊東 春乃 NAVIA
Paper clips are one of the most familiar stationery items, useful for …
HistoryKalmar Union: Union of monarchs concluded by three Nordic countries in 1397
伊東 春乃 NAVIA
The Kalmar Union is a historic alliance signed in 1397 by the three N …