The New York, New Haven and Hartford Railroad (AAR reporting mark: NH) was a railroad that operated in the northeast United States. Commonly referred to as the New Haven, the railroad served the states of Connecticut, New York, Rhode Island, and Massachusetts. Its primary connections included Boston and New York.
The New Haven Railroad was formed in 1872 with the merger of the New York & New Haven and the Hartford & New Haven railroads.
Under the stress of the Great Depression, in 1935 the New Haven slipped into bankruptcy, remaining in trusteeship until 1947. The New Haven Railroad continued to struggle through the 1950s and once again went into bankruptcy on July 2, 1961.
At the insistence of the ICC, the NewHaven was merged with Penn Central on January 1, 1969.
The Stamford and New Canaan Railroad was a branch from the NewHaven in Stamford north to New Canaan.
The New York Connecting Railroad was incorporated in 1892, opening in 1916 as a connection between the NewHaven's Harlem River and Port Chester Railroad and the Pennsylvania Railroad's Pennsylvania Tunnel and Terminal Railroad to Penn Station and the tunnels under the Hudson River.
NewHaven is generally considered to be halfway between the greater New York metropolitan area and the greater New England area.
NewHaven was incorporated as a city in 1784, and Roger Sherman, one of the signers of the Constitution and author of the "Connecticut Compromise," became the new city's first mayor.
NewHaven was home to one of the important early events in the burgeoning anti-slavery movement when, in 1839, the trial of mutineering Mendi tribesmen being transported as slaves on the Spanish slaveship Amistad was held in NewHaven's United States District Court.