Which World Flags Have Been in Continuous Use the Longest?
https://wizardpins.com/blogs/blog/which ... he-longest
The 10 World Flags in Continuous Use the Longest
1. Denmark: 1625
2. Netherlands: 1660
3. Nepal: 1743
4. United Kingdom: 1801
5. Chile: 1817
6. Argentina: 1818
7. Peru: 1825
8. Uruguay: 1828
9. France :1830
10. Belgium & Tunisia tied: 1831