Final answer:
The British Empire defended itself against attacks by the Goths during the Roman Empire's decline.
Step-by-step explanation:
The British Empire defended itself against attacks by the Goths during the Roman Empire's decline. After the Romans abandoned Britain, the Anglo-Saxons, a Germanic tribe, invaded and settled in England, fighting against the native Britons and other groups. The Goths were one of the Germanic tribes that raided Rome and settled in Gaul and Spain.