According to the wikipedia article the British lost the siege of Cartagena despite having a numerical advantage of 7-8 to 1.
After the defeat King George II forbade anyone to talk about it in the British empire. Is this downplaying of history true? Why isn't it widely known?
After the news of defeat of the British Armada reached London all the medals were ordered to be removed from circulation, and king George II forbade to talk or write about the defeat.