Former Flags of Oceania-Australian Countries/Territories (Union Jack)
Guess All The Former Flags of the Oceanian and Australian Countries or Territories. (Union Jack Edition)
The Flag contains of Oceanian-Australian Countries from the Colonization Era of the British Empire (That has Union Jack on it's Flag)
All Countries or Territories Flags can be found on Wikipedia Documents
The Countries or Territories now dissolved, Somehow Become an Independent State, Merged With Another Countries, Get Annexed, or Form A New States Government