By virtue of his self-reliance, his individualism and his freedom from external restraint, the private eye is a perfect embodiment of the middle class conception of liberty, which amounts to doing what you please and let the devil take the hindmost.

By the middle of the summer, many of the larvae apparently receive such a good diet that it is `` optimal '', and it is then that young queens begin to appear.

By virtue of the legal responsibilities of the Department of Employment in the farm placement program, we necessarily found ourselves in the middle between these two forces.

By the middle of the 19th century, industrialisation swept away most of the city's medieval rules of production and commerce, although the entirely corrupt remains of the city's mediæval constitution was kept in place ( compare the famous remarks of Georg Forster in his Ansichten vom Niederrhein ) until 1801, when Aachen became the " chef-lieu du département de la Roer " in Napoléon's First French Empire.

By the middle of the 2nd millennium BC, the Babylonian mathematics had a sophisticated sexagesimal positional numeral system.

By 1987 Ethernet was clearly winning the standards battle over Token Ring, and in the middle of that year Apple introduced EtherTalk 1. 0 for the newly released Macintosh II computer.

By the middle of the 6th century the king of Babylon was Nabonidus.

By the middle of the dry season, the intertropical convergence zone moves south of Chad, taking the rain with it.

By the 1920s, the emerging middle and working classes were powerful enough to elect a reformist president, Arturo Alessandri Palma.

By the middle of the decade, some of the 1950s generation of American comedians, such as Jerry Lewis, went into decline, while Peter Sellers found success with international audiences in his first American film The Pink Panther.

By the middle of the 19th century it was the largest and most modern glassworks in the world.

By the middle of the 18th century, " casuistry " became a synonym for moral laxity.

By the middle of the Devonian, several groups of plants had evolved leaves and true roots, and by the end of the period the first seed-bearing plants appeared.

By the middle of the century, the population was bolstered by emigration from the Canary Islands, resettling the northern part of the colony and planting tobacco in the Cibao Valley, and importation of slaves was renewed.

By the middle of December, some high-speed runs were made, in excess of but still well below Campbell's existing record.

By the middle of the 3rd century BC, the Romans had secured the whole of the Italian peninsula, except Gallia Cisalpina ( Po Valley ).

By the middle of June the political situation in Barcelona had deteriorated and the POUM — painted by the pro-Soviet Communists as a Trotskyist organisation — was outlawed and under attack.

By the next century, gardens became available to the middle class as well.

By 1793, the execution of the French king and the onset of the Terror disillusioned the Bildungsbürgertum ( educated middle classes ).

By the middle of the 12th century, coats of arms were being inherited by the children of armigers ( persons entitled to use a coat of arms ) across Europe.

By the middle of the 14th century, the power of the Mongols was declining, and the Grand Princes felt able to openly oppose the Mongol yoke.

By 2000 the social structure included a politically active working class, a primarily clerical middle class, and an upper bracket consisting of managers, entrepreneurs, and professionals.

By the middle of the 17th century, plays such as Robert Davenport's King John and Matilda, although based largely on the earlier Elizabethan works, were transferring the role of Protestant champion to the barons and focusing more on the tyrannical aspects of John's behaviour.

By the middle of the decade the first true kickboxing events were being held in Osaka.

By the time of the 28th Congress of the CPSU in July 1990, the party was largely regarded as being unable to lead the country and had, in fifteen republics, split into opposing factions favouring either independent republics or the continuation of the Soviet Union.

By 1990 the Soviet government had lost control over economic conditions.

By 1990, an estimated 50 % of islanders had some degree of proficiency in Corsican, and a small minority, perhaps 10 %, used Corsican as a first language.

By the end of 1990 almost 15 million homes had been included in franchised areas, but only 828, 000 of these had been passed by broadband cable and only 149, 000 were actually subscribing.

By 1990, Compaq Europe was a $ 2 billion business, and foreign sales contributed 54 percent of Compaq's revenues.

By 1990, after efforts by Wendy's agency, Backer Spielvolgel Bates, to get humor into the campaign, a decision was made to portray Thomas in a more self-deprecating and folksy manner, which proved much more popular with test audiences.

By 1990, floorball was recognized in 7 countries, and by the time of the first European Floorball Championships in 1994, that number had risen to 14.

By 1990, Chile had fulfilled Hayek's prediction by transitioning to a democratic state as established in the 1980 Constitution of Chile approved during the Pinochet regime.

By 1990 an additional five free zones were in operation in Omoa, Coloma, Tela, La Ceiba, and Amapala.

By 1990 the poorest parts of Malaysia were rural Sabah and Sarawak, which lagged significantly behind the rest of the country.

By 1990, income per capita in Japan equalled or surpassed that in most countries in the West.

By 1990 Japan's interaction with the vast majority of Asia-Pacific countries, especially its burgeoning economic exchanges, was multifaceted and increasingly important to the recipient countries.

By October, a first quarter 1990 release was envisaged.

By 1990 only a handful of Polonized Germans, prewar citizens of Liegnitz, remained of the pre-1945 German population.

By December 1990, a study to estimate the project's cost determined that long-term expenditure would total approximately 450 billion dollars spread over 20 to 30 years.

By the time of Windows 3. 0's 1990 release, PCs had caught up in processing power and had acquired a graphical interface, and software titles began to see release on multiple platforms.

By November 1990, only four months later, the 5th Battalion had deployed and in early 1991 the 21st Guards Battalion had also been formed, four staff courses had been run, support weapons and logistics training was well advanced ( indeed a logistics battalion deployed as early as July 1990 ) and an operational test exercise had been conducted.

By a law that took effect in April 1990, the EPS became subordinate to President Chamorro as commander in chief.

By the end of 1989, the last hardline members of the party's Central Committee had either resigned or been pushed out, followed in 1990 by 95 % of the SED's 2. 3 million members.

By early 1990, the PDS was no longer a Marxist-Leninist party, though neo-marxist and communist minority factions continue to exist.

By the time of the Twenty-Eighth Party Congress in July 1990, the CPSU was regarded by liberals and nationalists of the constituent republics as anachronistic and unable to lead the country.

By 1990 the government had virtually lost control over economic conditions.

By late 1990, Phish's concerts were becoming more and more intricate, often making a consistent effort to involve the audience in the performance.