That remained the state of affairs until the late 1960s when Harald Loe ( at the time a professor at the Royal Dental College in Aarhus, Denmark ) demonstrated that a chlorhexidine compound could prevent the build-up of dental plaque.

Farming of abalone began in the late 1950s and early 1960s in Japan and China.

Collins decided to record it in the late 1960s amid an atmosphere of counterculture introspection ; she was part of an encounter group that ended a contentious meeting by singing " Amazing Grace " as it was the only song to which all the members knew the words.

The last of the Ainu households disappeared in the late 1960s, when Yamanaka Kitaro committed suicide after the death of his wife.

His attitude towards conjectures was that one should not dignify a guess as a conjecture lightly, and in the Taniyama case, the evidence was only there after extensive computational work carried out from the late 1960s.

By the late 1960s he had started to become interested in scientific areas outside of mathematics.

From the late 1940s to the early 1960s, following the creation of the state of Israel, most of these Jews fled their countries of birth and are now mostly concentrated in Israel.

One story is that The Rolling Stones went to stay at Korner's house late one night, in the early 1960s, after a performance.

Although he himself was a blues purist, Korner criticised better-known British blues musicians during the blues boom of the late 1960s for their blind adherence to Chicago blues, as if the music came in no other form.

This practice was particularly popular in the late 1960s.

However, the late 1950s and early 1960s saw the onset of a lasting transformation of the city by the tourist industry.

The local economy is based upon tourism directed to the beaches of the Costa Blanca and particularly the second residence construction boom which started in the 1960s and reinvigorated again by the late 1990s.

From the late 1820s until the mid 1960s, Arapawa Island was a base for whaling in the Sounds.

The region was a major producer of raw opium ( hence the name Afyon ) until the late 1960s when under international pressure, from the USA in particular, the fields were burnt and production ceased.

Remains of the walls of this fort were discovered west of the castle when excavating the foundations for a new post office and telephone exchange building in the late 1960s.

By the late 1960s, the area of LAFTA had a population of 220 million and produced about $ 90 billion of goods and services annually.

Throughout the late 1950s and into the 1960s, the United States and the Soviet Union had been developing a series of missile systems with the ability to shoot down incoming ICBM warheads.

* About 50 people in Vernon, Florida collected insurance claims for loss-of-limb accidents in the late 1950s and early 1960s ; this was more than two-thirds of all such claims in the United States during that time.

He changed his surname from Einstein ( to avoid confusion with the famous physicist ) and began a comedy career that quickly made him a regular on variety and talk shows during the late 1960s and early 1970s.

A standardized form of the Basque language, called Euskara Batua, was developed by the Basque Language Academy in the late 1960s.

In the late 1960s and early 1970s, Thackeray built the party by forming temporary alliances with nearly all of Maharashtra's political parties.

However, in the late 1950s and early 1960s, base-stealing was brought back to prominence primarily by Luis Aparicio and Maury Wills, who broke Cobb's modern single-season record by stealing 104 bases in 1962.

During the late 1960s, the Baseball Players Union became much stronger and conflicts between owners and the players ' union led to major work stoppages in 1972, 1981, and 1994.

The BASIC language was also central to the HP Time-Shared BASIC system in the late 1960s and early 1970s, and the Pick operating system.

Following a brief modeling career in the late 1960s, Berenson became a freelance photographer.

Millville itself grew up around a steam-powered sawmill operated by Captain Peter Townshend in the late 19th century, becoming a center for lumber, agricultural products, and commercial fishing.

Also in late 2006, Townshend granted an interview with author Mark Wilkerson, which led to Wilkerson's 2008 biography Who Are You: The Life of Pete Townshend.

Townshend also used a Gibson EDS-1275 double neck very briefly circa late 1967, and both a Harmony Sovereign H1270 and a Fender Electric XII for the studio sessions for Tommy for the 12-string guitar parts.

Since the late 1980s Townshend has predominantly used Synclavier Digital Audio systems for keyboard composition, particularly solo albums and projects.

The other members of the Who expelled Daltrey from the band in late 1965 after he beat up drummer Keith Moon for supplying drugs to Townshend and Entwistle, causing him to re-examine his methods of dealing with people.

Ronnie Lane's recording career was curtailed by the effects of multiple sclerosis, though he issued collaborative albums with Pete Townshend and Ronnie Wood in the late 1970s.

He was commissioned lieutenant governor of the colony when his brother-in-law Thomas Hutchinson became governor in 1771. Letters that he and Hutchinson wrote in the late 1760s during protests surrounding the Townshend Acts were published in 1773, igniting a storm of protest against both men.

It contains compositions salvaged from later albums by The Who, although being clearly similar to all Townshend solo efforts ( just like the late Who albums ).

In late 1970 the group Thunderclap Newman released their only album, Hollywood Dream on Track ( Atlantic in the U. S .) The album was another Pete Townshend production and contained the UK # 1 hit " Something in the Air ".

In the military field, incoming orders turned down early in the year, and remained rather slow until late fall when the upturn in procurement of equipment began to make itself felt in rising orders for components.

Voter registration began in late November 1959 and continued until early January, 1960.

Synthetic Cubism began with Picasso alone, late in 1913 or early in 1914 ; ;

Its drafting by the Continental Congress began in mid 1776, and an approved version was sent to the states for ratification in late 1777.

Synthetic antibiotic chemotherapy as a science and development of antibacterials began in Germany with Paul Ehrlich in the late 1880s.

Australian rules football, officially known as Australian football, also called football, footy or Aussie rules However, late in the century the code began to decline in New South Wales and Queensland largely due to competition with other more popular football codes, as well as interstate rivalries and the lack of strong local governing bodies.

The polyphony of Christian a cappella music began to develop in Europe around the late 15th century.

When emulators of 1980s video game consoles began to appear on home computers in the late 1990s, the Atari 7800 was one of the last to be emulated.

Further industrialisation then followed in the late eighteenth century and local landowners began building mansions in the area on the outskirts of the settlement where their mills were located while their employees lived in overcrowded unsanitary conditions in the centre.

In the late 20th century, interest in Whorf's ideas experienced a resurgence, and a new generation of scholars began reading Whorf's works, arguing that previous critiques had only engaged superficially with Whorf's actual ideas, or had attributed him ideas he had never expressed.

The late author Sheldon H. Harris in his book " Factories of Death: Japanese Biological Warfare, 1932-1945, and the American cover up " wrote that, The test program, could be part of Project AGILE or Project OCONUS which began in fall 1962 and which was funded at least through fiscal year 1963, was considered by the Chemical Corps to be “ an ambitious one .” The tests were designed to cover “ not only trials at sea, but Arctic and tropical environmental tests as well .” The tests, presumably, were conducted at what research officers designated, but did not name, “ satellite sites .” These sites were located both in the continental United States and in foreign countries.

The political terms of " modern ", " progressive " or " new " Liberalism began to appear in the mid to late 1880s and became increasingly common to denote the tendency in the Liberal Party to favour an increased role for the state as more important than the classical liberal stress on self-help and freedom of choice.

The first symptoms of his health problems began late in 1940, when his right shoulder began to show signs of stiffening.

) Construction of residential buildings began north of the World Financial Center in the late 1990s and completion of the final lots scheduled to be completed by spring 2011.

It figured prominently in the late 17th century when the Trekboers began to inhabit the northern and eastern Cape frontiers, again during the Great Trek when the Voortrekkers left the eastern Cape en masse, as well as after the major republics were established during the Thirstland Trek.

The supporters of these views feel that the Afrikaner designation ( or label ) was used from the 1930s onwards as a means of unifying ( politically at least ) the white Afrikaans speakers of the Western Cape with those of Trekboer and Voortrekker descent ( whose ancestors began migrating eastward during the late 17th century and throughout the 18th century and later northward during the Great Trek of the 1830s ) in the north of South Africa, where the Boer Republics were established.

In the late 1750s he began composing symphonies, and by 1761 he had composed a triptych ( Morning, Noon, and Evening ) solidly in the " contemporary " mode.

For some this marks the beginning of the " mature " Classical style, where the period of reaction against the complexity of the late Baroque began to be replaced with a period of integration of elements of both Baroque and Classical styles.

US, began to slow in late 2007 accompanied by stiffer competition from Vietnam and

The military junta began to change during the late 1970s.

Love began a budding acting career in the late 1980s, landing roles in two Alex Cox films ( Sid and Nancy and Straight to Hell ), but was ultimately dissatisfied with it and returned to stripping, where she was recognized and photographed by customers at a bar in McMinnville, Oregon.

Communitarianism as a group of related but distinct philosophies ( or ideologies ) began in the late 20th century, opposing classical liberalism and capitalism while advocating phenomena such as civil society.