Similar to Template:Country_flag_alias_Benishangul-Gumuz
Template:Country flag alias Bahrain
Template:Country flag alias BaIL
Template:Country flag alias Baja California
Template:Country flag alias Baja California Sur
Template:Country flag alias BAN
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Template:Country flag alias Bangkok
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Template:Country flag alias BAR1885
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Template:Country flag alias Barbados
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Template:Country flag alias Bashkort
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Template:Country flag alias Bayern
Template:Country flag alias BDI
Template:Country flag alias Békés
Template:Country flag alias BEL
Template:Country flag alias Belarus
Template:Country flag alias Belgium
Template:Country flag alias Belgorod
Template:Country flag alias Belize
Template:Country flag alias BEN