By 1971, 12 percent of the total area of South Vietnam had been sprayed with defoliating chemicals, at an average concentration of 13 times the recommended USDA application rate for domestic use.

By 1971, 12 percent of the total area of South Vietnam had been sprayed with defoliating chemicals, at an average concentration of 13 times the recommended USDA application rate for domestic use.

By the end of 1971, 29 barricades were in place to prevent access to what was known as Free Derry, 16 of them impassable even to the British Army's one-ton armoured vehicles.

By 1971, when a bibliography of ab initio calculations was published, the largest molecules included were naphthalene and azulene.

By 1971, Bell researchers Michael F. Tompsett et al.

By 1971, Brezhnev had succeeded in becoming first amongst equals in the Politburo and the Central Committee.

By 1971 ELF activity had become enough of a threat that the emperor had declared martial law in Eritrea.

By 1971, the show's ratings had plummeted.

By the mid-1960s, the East Pakistan was accounting for less than 60 % of the nation's export earnings, and by the time of Bangladesh's independence in 1971, this percentage had dipped below 50 %.

By 1971, Friedman had formed his second band, Kinky Friedman and The Texas Jewboys, which many took to be a play on the name of the famous band Bob Wills and His Texas Playboys.

By the 1971 – 72 season, Dalglish had become established in the Celtic first team.

By 1971, this amounted to more than $ 1 billion.

By 1971, Malmö reached 265, 000 inhabitants, but this was the peak which would stand for more than 30 years.

By the 1970s some Native American film roles began to show more complexity, such as those in Little Big Man ( 1970 ), Billy Jack ( 1971 ), and The Outlaw Josey Wales ( 1976 ), which depicted Native Americans in minor supporting roles.

By 1971, 250, 000 Cubans made use of this program.

By mid-1971, as the termination date of the British treaty relationship ( end of 1971 ) approached, the nine still had not agreed on terms of union.

By 1970 Macainsh was back with Strauks, now on drums, first in Claptrap and by 1971 in Frame which had Graeme " Shirley " Strachan as lead vocalist.

By Meddle ( 1971 ), specifically the suite " Echoes ", they moved in the direction of symphonic prog rather than psychedelic rock.

By 1971 the Unification Church of the United States had about 500 members.

By 1971 it was recognized by the New York Times as a " buzz word ".

By the end of 1971, Khan soon faced another war with India that lasted less than two weeks.

By 1971 the yen had become undervalued.

By 1971, the FCC introduced the Prime Time Access Rule, which freed local network affiliates in the top 50 markets ( in practice, the entire network ) to take a half hour of prime time from the networks on Mondays through Saturdays and one full hour on Sundays.

In other fictional television works, a January 1971 episode " By the Pricking of My Thumbs ..." of the British science fiction TV series Doomwatch featured a 16-year-old XYY boy expelled from school because of his genetic condition, a November 1993 episode " Born Bad " of the American police procedural TV series Law & Order portrayed a 14-year-old XYY sociopathic murderer, and the May 2007 season finale episode " Born To Kill " of the American police procedural TV series CSI: Miami depicted a 34-year-old XYY serial killer.

By 1971, diverging interests between the civilian and military wings of the leadership were apparent.

By taking both in-role and extra-role performance into account, industrial – organizational psychologists are able to assess employees ' effectiveness ( how well they do what they were hired to do ), efficiency ( their relative outputs to relative inputs ), and their productivity ( how much they help the organization reach its goals ).

By 1936, contracts of musical and silent stars were not renewed and new talent, tough-talking, working-class types, were hired who more suitably fit in with these sort of pictures.

By the thirteenth century, the word Assassin, in variant forms, had already passed into European usage in this general sense of hired professional murderer.

By the end of the 16th century over 100, 000 Tatars settled in Belarus and Lithuania, including those hired to government service, those who moved there voluntarily, prisoners of war, etc.

By September 2011, Jindal had obtained clearance for the project from the EIA and had hired an engineering consultant for FEED work.

By 20 November 1499 Magnus hired the so-called Great or Black Guard of 6, 000 ruthless and violent mostly Dutch and East Frisian mercenaries, commanded by Thomas Slentz, prior operating in the County of Oldenburg.

By mid-January 1500 King John of Denmark hired the Guard and guaranteed for its safe conduct first southeastwards via Lunenburg-Cellean Winsen upon Luhe and Hoopte, crossing the Elbe by Zollenspieker Ferry to the Hamburg-Lübeckian bi-urban condominium ( Beiderstädtischer Besitz ) of Bergedorf and Vierlande.

By the next week, Kricfalusi had hired animators he knew who had been working at other studios.

H By 1891 it became clear that the growing town needed a new railroad station and the railroad hired Henry Ives Cobb to design the building.

By 1906 the library was converted into another classroom, a third teacher was hired, and a two-year high school was established.

By September 1931, Maranzano realized that Luciano was a threat, and hired Vincent " Mad Dog " Coll, an Irish gangster, to kill him.

By 1939, Powell had been hired as a contract director by Alexander Korda on the strength of The Edge of the World.

By the following year, the film had secured funding and distribution from New Regency and Paramount Pictures, with Russell Crowe hired for the title role.

By Season 7 of The Bachelorette, actors were being hired by ABC to play specific roles on the show.

By mid-January 1500 John hired the Black Guard of ruthless and violent Dutch and East Frisian mercenaries, commanded by Thomas Slentz, prior operating for Magnus, vicegerent in the Land of Hadeln.

By this means, some occupants bought their farms, but the great mass of the population remained landless, and lived as hired labourers, occupying a low position in the social scale.

By adopting techniques used by the Anti-Corn Law League, their strategy was ultimately successful: local offices were acquired, secretaries hired and further meetings organised.

By this time management decided that morning news programming should be more competitive and hired Bill Kurtis, who was then anchoring WBBM-TV's highly rated evening newscasts in Chicago, as Sawyer's co-host.

The Pharcyde recorded their first demo in 1991, which contained the songs " Passin ' Me By ", " Ya Mama ", and " Officer ", and hired a manager, Paul Stewart, who had worked for Cypress Hill, De La Soul, and House of Pain.

By this point, Keyes had decided to leave the band to launch his legal career, but was still part of the band when they auditioned and were hired to write and perform the theme song for the show as well as appear as the comic relief house band.

By then there was a power struggle in progress, and Farnsworth had been hired by the Baptists to frustrate the Campbellites who were attempting to take control of the college.

By the 1st century AD, most elite women avoided breast-feeding their infants themselves, and hired wet-nurses.

By some accounts, the Hells Angels were hired as security by the management of the Rolling Stones, on the recommendation of the Grateful Dead ( who had previously used the Angels for security at performances without incident ),

By the time this movie was made, the ǃKung had recently been forced into sedentary villages, and the Bushmen hired as actors were confused by the instructions to act out inaccurate exaggerations of their almost abandoned hunting and gathering life.