Bosra (Moslem Invasion of Syria).
This strong fortress was besieged, 632, by 4,000 Moslems under Serjabil. A sortie of the garrison nearly caused their destruction, but they were rescued by the arrival of 1,500 horse under Khaled. After a brief interval, the whole of the garrison marched out of the city to give battle, but were defeated by Khaled with a loss to his troops of 250 men only, and the city was shortly afterwards betrayed by Romanus, the Governor.
Bosworth Field (Wars of the Roses).
Fought August 21, 1485, between Richard III and Henry Duke of Richmond (Henry VII). Richmond had received a promise from Lord Stanley and his uncle that they would desert during the battle, and, after holding aloof for some time, they came over, with their followers, at a critical moment of the engagement, and Richard was routed and slain. He fought to the end, and among others who fell with him were the Duke of Norfolk and Lord Ferrers.
Bothwell Bridge (Covenanters' Rising).
Fought June 22, 1679, when the Royal troops, under the Duke of Monmouth, defeated the Covenanters with great slaughter.
Boulogne.
Siege was laid to the town by the English under Henry VIII, September 14, 1544. It was defended with great gallantry, and, in the face of enormous difficulties, for two months, when it was forced to surrender, the inhabitants being allowed to march out with their arms and property.
Bourbon (Napoleonic Wars).
On July 8, 1810, this island was captured by a British squadron of five ships under Commodore Rowley, with a detachment of troops under Colonel Keatinge. The British lost 22 killed and 79 wounded.