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Purple has long been associated with royalty, originally because Tyrian purple dye—made from the secretions of sea snails—was extremely expensive in antiquity. Purple was the color worn by Roman magistrates; it became the imperial color worn by the rulers of the Byzantine Empire and the Holy Roman Empire , and later by Roman Catholic bishops .
The chemical structure of 6,6'-dibromoindigo, the main component of Tyrian purple. Murex purple was a very important industry in many Phoenician territories and Carthage was no exception. Traces of this once very lucrative industry are still visible in many Punic sites such as Kerkouane, Zouchis, Djerba and even in Carthage itself. According to ...
Purple is one of the least used colors in vexillology and heraldry. Currently, the color appears in only four national flags: that of Dominica, Spain, El Salvador, and Nicaragua, and one co-official national flag, the Wiphala (co-official national flag of Bolivia ). However, it is also present in the flags of several administrative subdivisions ...
In the 18th century, purple was a color worn by royalty, aristocrats and other wealthy people. Good-quality purple fabric was too expensive for ordinary people. The first cobalt violet, the intensely red-violet cobalt arsenate, was highly toxic. Although it persisted in some paint lines into the 20th century, it was displaced by less toxic ...
The purple triangle was a concentration camp badge used by the Nazis to identify Jehovah's Witnesses in Nazi Germany. The purple triangle was introduced in July 1936 with other concentration camps such as those of Dachau and Buchenwald following in 1937 and 1938. [1] In the winter of 1935–36, before the onset of the war, Jehovah’s Witnesses ...
List of countries by population (United Nations) This is a list of countries and other inhabited territories of the world by total population, based on estimates published by the United Nations in the 2024 revision of World Population Prospects. It presents population estimates from 1950 to the present. [2]
The World Quizzing Championships is an individual quiz contest organised by the International Quizzing Association (the umbrella organisation of various quizzing organisations from more than 25 countries around the world). The competition has been staged annually since 2003 (21 years ago) (since 2004 in more than one country simultaneously ...
The "First World" G7 members all have a gender ratio in the range of 0.95–0.98 for the total population, of 1.05–1.07 at birth, of 1.05–1.06 for the group below 15, of 1.00–1.04 for the group aged 15–64, and of 0.70–0.75 for those over 65.