By 1843, when Yellagonga died, his people had begun to disintegrate after having been dispossessed of the land around the main settlement area of Perth.

By 1843, Donizetti exhibited symptoms of syphilis and probable bipolar disorder.

By 1843, Le Verrier published his provisional theory on the subject, which would be tested during a transit of Mercury across the face of the Sun in 1843.

By 1843, when 700 – 1, 000 settlers arrived, the American settlers greatly outnumbered the nominally British settlers in Oregon.

By 1843 John Quincy Adams, a major supporter, had changed his mind and repudiated Manifest Destiny because it meant the expansion of slavery in Texas.

By 1843, the towers had been built in unfinished stone, but funds were exhausted.

By 1827, it had brightened more than tenfold and reached its greatest apparent brightness in April 1843.

* Biographical Illustrations of St. Paul's Cathedral By George Lewis Smyth, published 1843, 284 pages.

By 1843, it was apparent that Syracuse would soon become a city.

By 1843, a community called Mustang Branch had been established.

By 1843, public dissatisfaction with him had reached crisis proportions and there were demands for a Constitution.

By the end of 1843, Ainsworth sold his stake in the Ainsworth's Magazine to John Mortimer while staying as the editor.

By 1842, the American economy was able to rebound somewhat and overcome the five year depression, in part due to the Tariff of 1842, but according to most accounts, the economy did not recover until 1843.

By 1843, the number had grown to 86 and just seven years later there were about 200 buildings and 1400 inhabitants.

By 1843, as written in a history compiled by Benjamin F. Thompson and published in that year, Hempstead Village had 200 dwellings, 1, 400 residents, was connected to New York City by a Turnpike and a railroad, had dry soil, excellent water and pure air and was in short, the principal place of mercantile and mechanical business in this part of the country.

By 1843, Wakefield was again embroiled in scandal.

By 1843, the company was also making the newly invented baking powder and, by 1844, was promoting custard powder nationally.

By April 1843 only one regiment, the Eighth Infantry, was still in Florida.

By the end of 1843 3, 824 Indians had been shipped from Florida to what became the Indian Territory, but in 1844 there were only 3, 136 left.

By 1843 Wright had changed his views on violent rebellion to end slavery.

By 1843, several hundred slaves a year were successfully escaping to the North, making slavery an unstable institution in the border states.

By 1843, he was announcing the triumph of the fledgling party: " Liberty party is no longer an experiment.

By the early 1840s Cochrane had accumulated a lot of leave, and he spent 1841 to 1843 in the UK.

By contrast, the British press were jubilant ; many newspapers sought to portray the battle as a victory for Britain over anarchy, and the success was used to attack the supposedly pro-republican Whig politicians Charles James Fox and Richard Brinsley Sheridan.

By now he had taken over the Earl of Warwick's playing company, which may have included the famous comedian, Richard Tarleton.

By 2005, Richard Glass considered the differences to be a " serious fracture " but " vitally important to those on both sides of the fracture " and " of little importance to anyone else studying the movement from a software engineering perspective " since they have had " little effect on the field ".

By Richard Groller.

* The Luftwaffe Over Germany By Donald Caldwell, Richard Muller – Details of Goring's rant for heavy bombers.

By marching his army along the shore, Richard was regularly resupplied by ships travelling along the coast.

By the 19th century, accompagnato had gained the upper hand, the orchestra played a much bigger role, and Richard Wagner revolutionised opera by abolishing almost all distinction between aria and recitative in his quest for what he termed " endless melody ".

By 1598, they were so famous, London poet and sonneteer Richard Barnefield wrote:

By 13 March Richard had returned to England, and by 12 May he had set sail for Normandy with some 300 ships, eager to take the war to Philip.

By 1959, the death of Buddy Holly, The Big Bopper and Ritchie Valens in a plane crash, the departure of Elvis for the army, the retirement of Little Richard to become a preacher, prosecutions of Jerry Lee Lewis and Chuck Berry, and the breaking of the payola scandal ( which implicated major figures, including Alan Freed, in bribery and corruption in promoting individual acts or songs ), gave a sense that the initial rock and roll era had come to an end.

By the age of sixteen, Richard commanded his own army, putting down rebellions in Poitou against his father, King Henry II.

By 1 June Richard had conquered the whole island.

By marrying Richard III's niece, Elizabeth of York, Henry VII successfully bolstered his own disputed claim to the throne, whilst moving to end the Wars of the Roses by presenting England with a new dynasty, of both Lancastrian and Yorkist descent.

By the beginning of 1839 Richard Wagner was employed as a conductor at the Court Theatre in Riga.

By 1970, President Richard Nixon initiated a Plan of Vietnamization, which would remove the US from the Vietnam War and return the responsibility of defense back to the South Vietnamese.

By the end of Henry VII's reign, the king's frugality, and Morton's tax policy, carried out by Edmund Dudley and Richard Empson, had replenished the treasury.

By the 1980s, Alberto Alessi took over the management of Alessi and launched the Alessi company into the design decade through collaborations with designers and architects such as Alessandro Mendini, Ettore Sottsass, Richard Sapper, and Achille Castiglioni.

* The Rambouillet Accord: A Declaration of War Disguised as a Peace Agreement, By Richard Becker, Western Regional Co-Director of the International Action Center

By claiming to be Richard of Shrewsbury, Duke of York, the younger son of King Edward IV, one of the Princes in the Tower, Warbeck was a significant threat to the newly established Tudor Dynasty, and gained support outside England.

* Researcher: Mars rock varnish hints of life July 2, 2001 By Richard Stenger CNN

By contrast, Richard II had no children and Richard's heir-presumptive Edmund Mortimer was only seven years old.

By the late 1440s, two opposing factions had formed behind Edmund Beaufort, 1st Duke of Somerset, and Richard of York.

* Private Eye On London By Private Eye Rushton with Christopher Booker and Richard Ingrams ( Weidenfeld And Nicolson 1962 )

By 1976, Richard Bonynge had become Musical Director and he led the company on its first overseas tour to New Zealand with Verdi's Rigoletto and Janáček's Jenůfa, the latter conducted by Georg Tintner.

" By 1835, little of the Mission's assets remained, though the manufacture of hides and tallow continued in full swing as described in Richard Henry Dana's classic novel Two Years Before the Mast.