Jan 1, 1842 | Country flag, Merchant flag, Naval flag, Special, State ensign, State flag, War flag |
Only national flag in the world with different emblems on its obverse and reverse sides....
Jan 1, 1831 | Country flag, Merchant flag, Naval flag, State ensign, State flag, War flag |
Jan 1, 1000 | Disputed, Merchant flag |
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