Kiribati

Jul 12, 1979 | Country flag, Merchant flag, Naval flag, State ensign, State flag, War flag |

Greece

Dec 22, 1978 | Country flag, Merchant flag, Naval flag, State ensign, State flag, War flag |

Spain

Dec 6, 1978 | Country flag, Merchant flag, Naval flag, State flag, War flag |

...

Dominica

Nov 3, 1978 | Country flag, Merchant flag, Naval flag, State ensign, State flag, War flag |

...

Finland (Variation)

Jan 1, 1978 | State ensign, State flag |

...

Libyan Arab Jamahiriya 1977-2011

Nov 11, 1977 | Country flag, Histroical flag, Merchant flag, Special, State flag, War flag |

Only national flag in the world consisting of only one color without further...