WebThe Black Death (also known as the Pestilence, the Great Mortality or the Plague) was a bubonic plague pandemic occurring in Western Eurasia and North Africa from 1346 to 1353. It is the most fatal pandemic recorded in human history, causing the deaths of 75–200 million people, peaking in Europe from 1347 to 1351. Bubonic plague is caused by the …

WebEthereum is a decentralized, open-source blockchain with smart contract functionality. Ether (Abbreviation: ETH; sign: Ξ) is the native cryptocurrency of the platform. Among cryptocurrencies, ether is second only to bitcoin in market capitalization.. Ethereum was conceived in 2013 by programmer Vitalik Buterin. Additional founders of Ethereum …

WebConstantinople reste le siège de l'autorité sous les empereurs suivants bien que tous les empereurs n'y séjournent pas très longtemps, en tout cas dans les premiers temps. Ainsi, Julien , dernier empereur païen, et Valens passent le plus clair de leur temps à Antioche , plus proche des frontières conflictuelles à l'est de l'Empire (voir Guerres perso-romaines ).