yes a country can choose to change the way its flag looks.
None, it's quite unique.
The national flag of Chile looks quite similar to the Texan flag.
Malaysia.Malaysia.
St. Lucia
Buy the flight ticket to another country, go there, and check your location flag will be change :))
Denmark'sDenmarks
The Japanese flag chose red circle which represents the "red rising sun" and the white means the pureness of the country
The Cuban flag
So it can have a flag.
A few things you should never do to honor the flag is burn it, fly it while it is dirty and you shouldn't change the way it looks. The flag is a national symbol.
belgium
what is india flag looks like