Final answer:
The Romans gained additional land in Britain between AD 107 and 180 through the invasion of Claudius and the construction of forts and Hadrian's Wall.
Step-by-step explanation:
Between AD 107 and 180, the Romans gained additional land in Britain. In 43 CE, the emperor Claudius invaded Britain and incorporated the southern region of the island into the Roman Empire. They constructed forts and camps, including Hadrian's Wall, to establish a frontier and control the local population.