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				The transportation industry, which 
				involves carrying passengers and freight, is among the largest 
				employers in the world. The major divisions of the 
				transportation sector are: 
					
					
					Infrastructure: This includes 
					the construction and maintenance of roads, canals, 
					terminals, stations, depots and seaports. The ownership of 
					transportation infrastructure could be public or private.
					
					Vehicles: It includes the 
					development of various modes of transportation –automobiles, 
					trains, ships and aircrafts.
					
					Operations: This encompasses 
					the methods by which vehicles are operated. It also includes 
					their financing and legalities. 
				Transportation Industry: 
				History
 The primary mode of transportation in the early ages (after the 
				invention of the wheel) was animal-driven carts. The Romans were 
				the first to build paved roads. The development of cities across 
				the world led to the growth of shipping. Some major historical 
				inventions that shaped the modern transportation industry are:
 
 Steamboat (1787)
 
 Modern bicycles (1790)
 
 Cable car (1871)
 
 Automobiles (with internal combustion engines) (1885)
 
 Aircraft (1903)
 
 Modern helicopters (1940)
 
 Supersonic jet flight (1947)
 
 Bullet trains (1967)
 
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