Amtrak

n. amphibious military vehicle

The National Railroad Passenger Corporation, doing business as Amtrak , is a quasi-governmental corporation that was organized on May 1 1971, to provide intercity passenger train service in the United States. "Amtrak" is a portmanteau of the words "American" and "track".All of Amtrak's preferred stock is owned by the Federal government. The members of its board of directors are appointed by the President of the United States and are subject to confirmation by the United States Senate. Common stock was issued in 1971 to railroads that contributed capital and equipment; its current holders consider the stock to be worthless but declined a 2002 buy-out offer by Amtrak.
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Operated by the National Railroad Passenger Corporation of Washington, DC. This rail system was created by President Nixon in 1970, and was given the responsibility for the operation of intercity, as distinct from suburban, passenger trains between points designated by the Secretary of Transportation. (DOE6)

ENTE STATALE PER I TRASPORTI FERROVIARI INTERURBANI [USA]