signalled territory

См. также в других словарях:

• Dark territory — For the film, see Under Siege 2: Dark Territory. Dark territory is a term used in the North American railroad industry to describe a section of track not controlled by signals. Train movements in dark territory are controlled by track warrants or …   Wikipedia

• Direct traffic control — (DTC) is a system for authorizing track occupancy used on some railroads instead of or in addition to signals. It is known as direct traffic control because the train dispatcher gives track authority directly to the train crew via radio, as… …   Wikipedia

• Automatic Train Control — Japanese style ATC indicator. Automatic Train Control (ATC) is a train protection system for railways, ensuring the safe and smooth operation of trains on ATC enabled lines. Its main advantages include making possible the use of cab signalling… …   Wikipedia

• international relations — a branch of political science dealing with the relations between nations. [1970 75] * * * Study of the relations of states with each other and with international organizations and certain subnational entities (e.g., bureaucracies and political… …   Universalium

• colonialism, Western — ▪ politics Introduction       a political economic phenomenon whereby various European nations explored, conquered, settled, and exploited large areas of the world.       The age of modern colonialism began about 1500, following the European… …   Universalium

• Sino-Indian War — Part of Cold War …   Wikipedia

• Joseph Chamberlain — The Right Honourable Joseph Chamberlain The Rt. Hon. Joseph Chamberlain Leader of the Opposition …   Wikipedia

• Colony of British Columbia (1858-1866) — This article is about the former mainland colony. For the united colony of Vancouver Island and British Columbia, see Colony of British Columbia (1866 1871). Colony of British Columbia British colony …   Wikipedia

• History of the United States (1849–1865) — The History of the United States (1849 1865) included the American Civil War and the turbulent years leading up to it, which included many events that were critical in its origins.The California Gold Rush of 1849 brought the issues raised by the… …   Wikipedia

• History of Islam — This article is about the history of Islam as a culture and polity. For the history of the Islamic faith, see Spread of Islam. For Islamic civilization, see Islamic civilization (disambiguation). For military conquests, see Islamic conquests. For …   Wikipedia

• Qing Dynasty — Not to be confused with the Qin Dynasty, the first dynasty of Imperial China. Qing redirects here. For other uses, see Qing (disambiguation). Great Qing 大清帝国, Dà Qīng Dìguó …   Wikipedia