TASS: Telegrafnoje Agentstvo Sovietskovo SoÃ¯uza (news agency of the former Soviet Union) TASS: Toxic Anterior Segment Syndrome (eye surgery complication) TASS: Talented Athlete Scholarship Scheme (UK) TASS: Tribunal des Affaires de SÃ©curitÃ© Sociale (French: Tribunal of Social Security Affairs; France) TASS
When Milan was the capital of the west, it surpassed Rome in importance because the imperial court was there. Christianity was made the state religion of the empire with the Edict of Milan. Two fathers of the Catholic church worked in Milan.
Constantinople is in modern day Istanbul in Turkey. Story to follow. Not just going to copy out of Wikipedia, like some people... Constantinople was the shift of the imperial power of Rome from west to east. While it is commonly said that Rome fell, this was never true. Instead the city of Rome just got poorer and poorer as the power and wealth shifted to the east.