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This is an accepted version of this page This is the latest accepted revision, reviewed on 7 February 2025. Directionality of traffic flow by jurisdiction Countries by direction of road traffic, c. 2020 Left-hand traffic Right-hand traffic No data Left-hand traffic (LHT) and right-hand traffic (RHT) are the practices, in bidirectional traffic, of keeping to the left side and to the right side ...
With traffic volumes increasing since the 1930s, many countries have adopted pictorial signs or otherwise simplified and standardized their signs to overcome language barriers, and enhance traffic safety. Such pictorial signs use symbols (often silhouettes) in place of words and are usually based on international protocols.
Exterior signs were a prominent feature of the streets of London from the 16th century. Large overhanging signs became a danger and a nuisance in the narrow ways as the city streets became more congested with vehicular traffic. Over time, authorities were forced to regulate the size and placement of exterior signage.
The Royal Road was built in the late 18th century by King Kpengla which stretched from Abomey through Cana up to Ouidah. [ 20 ] Between 1725 and 1737 General George Wade constructed 250 miles (400 km) of road and 40 bridges to improve Britain 's control of the Scottish Highlands , using Roman road designs with large stones at the bottom and ...
Semaphore signals were developed in France at the end of the 18th century, [6] before being later adopted by the railways. The first railway semaphore was erected by Charles Hutton Gregory on the London and Croydon Railway (later the Brighton) at New Cross Gate , southeast London, in 1841.
A chevron (also spelled cheveron, especially in older documents) is a V-shaped mark or symbol, often inverted.The word is usually used in reference to a kind of fret in architecture, or to a badge or insignia used in military or police uniforms to indicate rank or length of service, or in heraldry and the designs of flags (see flag terminology).
A FBI document obtained by Wikileaks details the symbols and logos used by pedophiles to identify sexual preferences. According to the document members of pedophilic organizations use of ...
In the 16th century, German Anabaptists were branded with a cross on their foreheads for refusing to recant their faith and join the Roman Catholic church. [2] In the North American colonial settlements of the 17th and early 18th centuries, branding was a common punishment for those found guilty of crimes. The type of brand differed from crime ...