AGRICOLA.

Died A.D. 78.

A Roman general under the Emperor Vespasian, conquered most of Britain and part of Scotland (called Caledonia). He taught the Britons Roman arts and customs, made roads, and built two walls to keep out the unsubdued tribes in the far north. His sailors sailed round Great Britain, and so discovered it to be an island.

SAINT ALBAN.

Died A.D. 303.

A British officer of the Roman army, who became the first Christian martyr in England at Verulam, now called St. Albans.

CONSTANTINE THE GREAT.

Born A.D. 309.—Died A.D. 337.

The first Christian Roman emperor. The son of the Emperor Constantius, who came over to Britain, had married a British princess, and died at York A.D. 309; where Constantine assumed the rank of emperor. He is said by some historians to have been born in England. He greatly promoted Christianity.

HENGIST AND HORSA.