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.
Feudalism - Historiography. 1  The idea of feudalism was unknown and the system it describes was not conceived of as a formal political system by the people living in the Medieval Period. This section describes the history of the idea of feudalism, how the concept originated among scholars and thinkers, how it changed over time, and modern debates about its use.