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Bora Bora
Botswana
Boujdour (1976-1997)
Boyacá
Brandenburg
Bratislava
Bremen
British Indian Ocean Territory
Brittany (modern)
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Bulgaria
Bulgaria - Naval Ensign
Bulgaria (1946-1967)
Bulgaria (1967-1971)
Bulgaria (1971-1990)
Buryatia
C
Córdoba
California
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Cape Verde
Caquetá