Historically, there has been a lack of information and reliable statistics about Afghanistan's economy.

Historically, this area of Lochaber was strongly Clan Cameron country, and there were a number of mainly Cameron settlements in the area ( such as Blarmacfoldach ).

Historically it has had many definitions, but there are three definitions in current use: the imperial gallon (≈ 4. 546 L ) which since metrication is used colloquially in the United Kingdom and semi-officially within Canada, the United States ( liquid ) gallon (≈ 3. 79 L ), and the lesser used US dry gallon (≈ 4. 40 L ).

Historically, there have been numerous episodes of hyperinflation in various countries followed by a return to " hard money ".

Historically, there have been different regulatory approaches within each country in the EU.

Historically, there were also mixed systems:

Historically there were public railway services in the island, provided by two railway companies:

Historically, there have been cases where the term " nybble " was used for a set of bits fewer than 8, but not necessarily 4.

Historically there have been differences among average scores in IQ tests of different population groups ; these have sometimes been called " racial IQ gaps ".

Historically there was a Soviet air base at Aste during the Cold War.

Historically, casks previously used for sherry were used ( as barrels are expensive, and there was a ready market for used sherry butts ).

Historically, British people were thought to be descended mainly from the different ethnic stocks that settled there before the 11th century ; pre-Celtic, Celtic, Anglo-Saxon, Viking and Norman.

Historically, there have been two main types of vermouth, sweet and dry.

Historically there have also been negative consequences, mostly associated with the dams normally required for power production.

Historically, there has been a swing from the sexually liberal end of the Industrial Revolution to the chaste values of the early Victorian period.

Historically they have often taken the form of anagrams, Graecisms, and Latinisations, although there are many other methods of choosing a pseudonym

Historically there have been two conflicting yet widely used definitions for phase noise.

Historically, there had existed several other alternative standardized forms of Belarusian grammar.

Historically, within Mozambique, there was slavery.

Historically, there have been several controversial elections to the Speakership, such as the contest of 1839.

Historically, there was debate about the origin of the supermarket, with King Kullen and Ralph's of California having strong claims.

Historically there have always been parties in States-Provincial ( provincial legislatures ) and Gemeenteraad ( municipal assemblies or city councils ) that were independent from the national party system.

Historically there was also difference between ancestral names or xing ( 姓 ) and clan names or shi ( 氏 ).

Historically, there has been confusion as to the actual tariff level imposed by the Smoot – Hawley Tariff.

Historically, there have been several accounts of applications for, and experimentation with, forensic entomology.

Historically, tanks are divided into 3 categories:

Historically almost all early computers were accumulator machines ; and many microcontrollers still popular as of 2010 ( such as the 68HC12, the PICmicro, the 8051 and several others ) are basically accumulator machines.

Historically, women's bicycle frames had a top tube that connected in the middle of the seat tube instead of the top, resulting in a lower standover height at the expense of compromised structural integrity, since this places a strong bending load in the seat tube, and bicycle frame members are typically weak in bending.

Historically, the baudot and braille keyboards were standardized to some extent, but they are unable to replicate the full character set of a modern keyboard.

Historically, units of time in many civilizations are duodecimal.

* Historically, valve amplifiers often used a class-A power amplifier simply because valves are large and expensive ; many class-A designs use only a single device.

Historically, hedge funds have been exempted from certain registration and reporting requirements that apply to other investment companies, because in most jurisdictions regulation permits investments in hedge funds by only " qualified " investors who are able to make an informed decision about investment decisions without relying on regulatory oversight.

Historically, Jamaica has had close ties with the UK, but trade, financial, and cultural relations with the United States are now predominant.

Historically these systems are most commonly combined, either formally or informally, in some manner.

Historically, precious metals were important as currency, but are now regarded mainly as investment and industrial commodities.

Historically, inter-network connections were not continuously available as they are today and many readers didn't need an access protocol, as they could access their mailbox directly ( as a file ) through a terminal connection.

Historically, mycology was a branch of botany because, although fungi are evolutionarily more closely related to animals than to plants, this was not recognized until a few decades ago.

Historically, the Christian church and lay-people have believed that more women than men are involved in paganism and witchcraft, which can be seen as far back as 1487 with the printing of the Malleus Maleficarum Several modern authors of Wiccan books state that, in current Wicca, the situation is the same.

Historically, the apparent motions of the planets were first understood geometrically ( and without regard to gravity ) in terms of epicycles, which are the sums of numerous circular motions.

Historically some works have been executed on supports which are now extremely fragile and the support rather than the pigment needs to be protected under glass and away from light

Historically and internationally known as the Persian Gulf, this body of water is sometimes controversially referred to as the Arabian Gulf or simply The Gulf by most Arab states, although neither of the latter two terms are recognized internationally.

Historically, the group achieved a number of notable firsts in hip hop music and are credited with being the act most responsible for pushing hip hop into mainstream popular music, initiating its musical and artistic evolution and enabling its growth as a global phenomenon.

Historically, silversmiths are mostly referred to as goldsmiths, which was usually the same guild.

Historically, slavery was institutionally recognized by many societies ; in more recent times slavery has been outlawed in most societies but continues through the practices of debt bondage, indentured servitude, serfdom, domestic servants kept in captivity, certain adoptions in which children are forced to work as slaves, child soldiers, and forced marriage.

Historically, Tajikistan and Uzbekistan were also home to Bukharan Jews, who trace their ancestry to the Lost Tribes of Israel taken captive by the Babylonians in the 7th century BC, but almost no Bukharian Jews are left in Tajikistan.

Historically, France has been Togo's principal trading partner, although other European Union countries are important to Togo's economy.

Historically, the nobility were supported by taxes on the poor ; modern social security systems are intended to support the poor, the disabled, or the retired by taxes on those who are still working.