The Consolidated Rail Corporation, commonly known as Conrail (reporting mark CR), was the primary Class I railroad in the Northeast U.S. between 1976 and 1999. Conrail is a portmanteau of consolidated and rail from the name of the company.
Feudalism was a combination of legal and military customs in medieval Europe that flourished between the 9th and 15th centuries. Broadly defined, it was a way of structuring society around relationships derived from the holding of land in exchange for service or labour.
How did warfare and the constant threat of invasion in Europe hlep lead to the creation of feudalism? The feudal system was created, or rather evolved, to meet threats of invasion and other chaos that were more or less constant from the middle of the third century in the Roman â¦ Empire and the states that occupied the lands of the Roman Empire after it divided and the West Roman Empire collapsed.