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Hadrian

Aiton's Encyclopedia (1910)

ha'dri-an, a Roman emperor. He was a nephew of Trajan, whom he succeeded. He reigned 117-138. He was a prudent man. He made numerous tours of inspection, strengthening the defenses and reorganizing the government of the provinces. He drew in the eastern boundary of the empire to the Euphrates. He is credited with originating Hadrian's Wall, or the Picts' Wall, as it is sometimes called. It was a combination of walls, earthworks, camps, roads, and stations, leading across Scotland from the mouth of the Tyne to the Solway. It lies farther south than Agricola's Wall, and, so far as may be judged from the ruins, was a work of military value. As seen from the north, it consisted first of a stone wall eight feet broad and twenty feet high, with turreted gates at intervals of a mile and numerous towers for the use of guards. One hundred twenty yards to the south of the stone wall, but parallel to it, stretched a double earthen rampart and ditch. Between the wall and the rampart ran a broad military road of perfect construction, in which fourteen fortified camps were located at intervals of about five miles. Hadrian was a famous builder. He founded the city of Adrianople, near Constantinople, and named it for himself. He built a large triumphal arch in Athens. At Rome he erected a magnificent mausoleum beyond the Tiber and constructed a new bridge leading to it. It is a huge circular tower 203 feet in diameter. It is now known as the castle of Sant' Angelo. Hadrian's Villa, near Rome, included a theater, a race course, booths, temples, an imperial palace, barracks, officers' quarters, and many other public buildings. The place was adorned with statuary, and was, no doubt, the most artistic spot in Italy.

What Has Changed in the Last Century

Aiton's 1910 account calls Hadrian a "nephew of Trajan" and puts his wall "across Scotland"; he was in fact Trajan's first cousin once removed and ward, and the wall runs entirely through northern England, from Wallsend on the Tyne to the Solway. The more northerly barrier the entry credits to Agricola is now firmly identified as the Antonine Wall, built under Antoninus Pius from about 142. Excavation has transformed the picture: since 1973 the fort at Vindolanda has yielded hundreds of ink-written wooden tablets, everyday letters and duty rosters from the garrison, and the wall became a UNESCO World Heritage Site in 1987, with Hadrian's Villa at Tivoli added in 1999. Modern accounts also give far more space to two things Aiton passes over entirely: Hadrian's savage suppression of the Bar Kokhba revolt of 132 certain136, after which Jerusalem was refounded as Aelia Capitolina, and his devotion to the youth Antinous, whom he deified after his drowning in the Nile.

Written for this edition, 2026.