Since the 1980s issues of power, such as those examined in Eric Wolf's Europe and the People Without History, have been central to the discipline.

Since Lavoisier's knowledge of strong acids was mainly restricted to oxoacids, such as ( nitric acid ) and ( sulphuric acid ), which tend to contain central atoms in high oxidation states surrounded by oxygen, and since he was not aware of the true composition of the hydrohalic acids ( HF, HCl, HBr, and HI ), he defined acids in terms of their containing oxygen, which in fact he named from Greek words meaning " acid-former " ( from the Greek οξυς ( oxys ) meaning " acid " or " sharp " and γεινομαι ( geinomai ) meaning " engender ").

Since the introduction of the first commercially available microprocessor ( the Intel 4004 ) in 1970, and the first widely used microprocessor ( the Intel 8080 ) in 1974, this class of CPUs has almost completely overtaken all other central processing unit implementation methods.

Since most Western economies are now considered " open " with free capital movement, this essentially means that central banks may target interest rates or exchange rates with credibility, but not both at once.

Since its arrival in 1974, what is known as Danza Azteca in the U. S., ( and known by several names in its homeland of the central States of Mexico: danza Conchera, De la Conquista, Chichimeca, and so on.

Since Rome is the preeminent episcopal see of the Church, it contains the central government of the church, including various agencies essential to administration.

Since 1995, Hungary has pegged the forint against a basket of currencies ( in which the U. S. dollar is 30 %), and the central rate against the basket is devalued at a preannounced rate, originally set at 0. 8 % per month, the Forint is now an entirely free-floating currency.

Since the end of the war, the Lebanese have conducted several elections, most of the militias have been weakened or disbanded, and the Lebanese Armed Forces ( LAF ) have extended central government authority over about two-thirds of the country.

Since the creation of the Fifth Republic in 1999, the political rivalries and parties of the Third Republic have maintained their central role in national politics.

Since 1211, his name had come to the attention of the German chroniclers as a notable Estonian elder, and he had become the central figure of the Estonian resistance.

Since every central subgroup is normal, it follows that every minimal normal subgroup of a finite p-group is central and has order p. Indeed, the socle of a finite p-group is the subgroup of the center consisting of the central elements of order p.

Since then, this part of eastern Germany has been referred to as Saxony ( German: Sachsen ), a source of some misunderstanding about the original homeland of the Saxons, with a central part in the present-day German state of Lower Saxony ( German: Niedersachsen ).

Since many American " suburbs " had become cities about 50 or more years ago, it became necessary to start making a distinction between the new communities, traditionally referred to as suburban, and the aging ones that were actually cities and sometimes dealing with the same problems that the central city had.

Since local rulers cannot be directly controlled by central authority, affairs are managed by a class of independent nobility, who make use of classic titles such as Baron, Duke and Archduke.

Since 2000, central Yerevan has been transformed into a vast construction site, with cranes erected all over the Kentron district.

Since then, a series of excavations has exposed further sections of seating, curved turn and central barrier but further exploration has been limited by the scale, depth and waterlogging of the site.

Since commandery-issued coins were often of inferior quality and lighter weight, the central government closed commandery mints and monopolized the issue of coinage in 113 BCE.

Since the administrative reforms of 1996, the régions of Senegal, which until then were merely local administrative structures of the central state, have been turned into full-fledged political units, with democratically elected regional councils, and regional presidents.

Since the 1960s Kripke has been a central figure in a number of fields related to mathematical logic, philosophy of language, philosophy of mathematics, metaphysics, epistemology, and set theory.

Since then, several dozen short gamma-ray burst afterglows have been detected and localized, several of which are associated with regions of little or no star formation, such as large elliptical galaxies and the central regions of large galaxy clusters.

Since the image of Bolívar became central to the national identities of Venezuela, Colombia, Panama, Ecuador, Peru, and Bolivia, his mantle is claimed by nearly all politicians from all parts of the political spectrum.

Since the states and territories are responsible for most public delivery and all regulation of providers, a central concept of the system is " national recognition " whereby the assessments and awards of any one registered training organisation must be recognised by all others and the decisions of any state or territory training authority must be recognised by the other states and territories.

Since the late-1990s, Article 9 has been the central feature of a dispute over the ability of Japan to undertake multilateral military commitments overseas.

His mother, Paula ( born Paula Voit ), had German as a mother tongue, but was ethnically of " mixed Hungarian " origin: Her maiden name Voit is German, probably of Saxon origin from Upper Hungary ( Since 1920 in Czechoslovakia, since 1993 in Slovakia ), though she spoke Hungarian fluently.

Since all the languages of mankind are represented in Riverworld, Esperanto spreads as a common tongue.

As an admirer of Saunders Lewis, Thomas defended his need to use English: " Since there is in Wales a mother tongue that continues to flourish, a proper Welshman can only look on English as a means of rekindling interest in the Welsh language, and of leading people back to the mother tongue.

Since the publication of a document called Memoriale Domini in 1969, the Apolistic See of the Catholic Church has allowed certain countries to allow communicants to receive the Host in the hand, rather than directly onto the tongue, reviving an " ancient custom ".

Since triggering may be caused by movements of the tongue or facial muscles, TN must be differentiated from masticatory pain that has the clinical characteristics of deep somatic rather than neuropathic pain.

Since that day, when my fathers entered into this religion, the God of Israel has humbled all of their enemies, subjecting every folk and tongue round about them, whether Christian, Muslim, or pagan.

Since only a quarter of the people of Bhutan have a mother tongue of Dzongkha, one of the cast members-Sonam Kinga, acted as dialog coach to the cast.

: Since time of the conversion to Judaism, when my fathers entered into this religion, the God of Israel has humbled all of their enemies, subjecting every folk and tongue round about them, whether Christian, Muslim, or pagan.

Since the Foolkiller's activities of the main Marvel universe were publicly known, it is likely that these were meant to be tongue in cheek.

Since the goal can be accomplished by peaceful as well as by violent means, the participation could be fulfilled by the heart, the tongue, the hands, as well as the sword.

Since 1958, the term " tongue thrust " has been described and discussed in speech and dental publications by many writers.

Since the members of the audience in that region typically believe that the snake's ability to deliver venomous bites comes from its tongue, rather than fangs, the public remains satisfied watching the snakes ' tongues flickering through the remaining opening.

Since gyūtan literally means " cow tongue ," the word is also used to refer to cow tongues in Japan.

Since the early 1980s, an elegant solution has been the near-frictionless air bearing linear arm which requires no tracking drive mechanism other than the record groove itself.

Since 2002 Mocean 8 has been working together to form a groove rock band that is as close as family ( which they are ).

Since there is no rim projecting past the edge of the case, the cartridge must headspace on the case neck, for a straight walled case, or on the shoulder of the case for a bottlenecked case ; the extractor groove serves only for extraction.

Since 2000, the species which had been considered to be part of Gymnodinium have been divided into several genera, based on the nature of the apical groove and the biochemistry ( specifically, the identity of the main carotenoid ):

Since 1880 these had been ruled groove by groove by the method used by Rowlands.