When was annotines wall built?

Hadrian's Wall, often referred to as Antonine Wall in the context of Roman Britain, was built during the reign of Emperor Hadrian, starting around AD 122. The Antonine Wall itself, located further north in Scotland, was constructed later, around AD 142, during the reign of Emperor Antoninus Pius. This wall marked the northernmost boundary of the Roman Empire in Britain and was used for military purposes and as a defensive structure.