Bren [bren] as a girls' name (also used as boys' name Bren) is of Old Norse, Gaelic and Welsh derivation, and the name Bren means sword; little drop of water; raven or black-haired; hill. Bren is an alternate form of Brenda (Old Norse): related to the English word brand. Bren is also a variant of Brenna (Gaelic).
The origins of the Black Death can be traced back to the Gobi Desert of Mongolia in the 1320s. The cause of this sudden eruption of the plague is not exactly known. From the desert, it spread out in all directions. Of most importance was the spread eastward to China.
The Black Death was one of the most devastating pandemics in human history, resulting in the deaths of an estimated 75 to 200 million people in Eurasia and peaking in Europe from 1347 to 1351. The bacterium Yersinia pestis, which results in several forms of plague, is believed to have been the cause. The plague created a series of religious, social, and economic upheavals, which had profound effects on the course of European history. The Black Death is thought to have originated in the dry plain