Mexican General Mariano Arista began positioning his artillery, infantry and cavalry around the fort shortly after General Taylor departed on May 1, 1846.

Berlandier served as a captain, cartographer, and aide-de-camp in Mexico's Army of the North at the outbreak of hostilities between the United States and Mexico in the spring of 1846, under the command of General ( later President ) Mariano Arista.

Robert Todd Lincoln was born in 1843 and Edward Baker Lincoln ( Eddie ) in 1846.

In 1846, Lincoln was elected to the U. S. House of Representatives, where he served one two-year term.

Realizing Clay was unlikely to win the presidency, Lincoln, who had pledged in 1846 to serve only one term in the House, supported General Zachary Taylor for the Whig nomination in the 1848 presidential election.

In 1846 nitrocellulose ( also known as guncotton ) was discovered, and the high explosive nitroglycerin was discovered at much the same time.

The current southern border of British Columbia was established by the 1846 Oregon Treaty, although its history is tied with lands as far south as California.

It was started in 1846 and is one of the oldest daily newspapers in the United States.

The original Boston Herald was founded in 1846 by a group of Boston printers jointly under the name of John A. French & Company.

In January 1846, a peculiar skull was taken from the banks of Murrumbidgee River near Balranald, New South Wales.

Work was also progressing on the northern half of the West Wing ( The Egyptian Sculpture Gallery ) 1826 – 1831, with Montagu House demolished in 1842 to make room for the final part of the West Wing, completed in 1846, and the South Wing with its great colonnade, initiated in 1843 and completed in 1847, when the Front Hall and Great Staircase were opened to the public.

In 1846 Robert Smirke was replaced as the Museum's architect by his brother Sydney Smirke, whose major addition was the Round Reading Room 1854 – 1857 ; at in diameter it was then the second widest dome in the world, the Pantheon in Rome being slightly wider.

Bolventor parish was established in 1846 ( before that date the village was in St Neot parish ) but has now been merged with Altarnun.

While the first telegraph company was the Toronto, Hamilton and Niagara Electro-Magnetic Telegraph Company, founded in 1846, it was the Montreal Telegraph Company, controlled by Hugh Allan and founded a year later, that dominated in Canada during the technology's early years.

The planet Neptune was discovered in Capricornus by German astronomer Johann Galle, near Deneb Algedi ( δ Capricorni ) on September 23, 1846, which is appropriate as Capricornus can be seen best from Europe at 4: 00am in September.

Cambridge was incorporated as a city in 1846.

He was the elder of the two children of John Calvin Coolidge, Sr. ( 1845 – 1926 ) and Victoria Josephine Moor ( 1846 – 1885 ).

Robert Peel was able to reconcile the new industrial class to the Tory landed class by persuading the latter to accept the repeal of the Corn Laws in 1846.

The first census was carried out in 1846 then it is carried out every 10 years.

The Church of Jesus Christ of Latter Day Saints ( Strangite ) uses the 1846 edition that was published in Nauvoo, Illinois ; this version is virtually identical to the 1844 edition.

** Jan Tyssowski was Dictator from 24 February 1846-2 March 1846.

It was finally published in the October – November 1846 issue of the Journal de Mathématiques Pures et Appliquées.

The moon was discovered by British astronomer William Lassell on October 10, 1846, just 17 days after Neptune was discovered by German astronomers Johann Gottfried Galle and Heinrich Louis d ' Arrest, who were following coordinates given to them by French astronomer and mathematician Urbain Le Verrier.

Bolinas and present day Stinson Beach were once encompassed by Rancho Las Baulines, a Mexican land grant given by Governor Pío Pico to Gregorio Briones in 1846.

In 1846 Smetana attended concerts given in Prague by Berlioz, and in all likelihood met the French master at a reception arranged by Proksch.

In 1846, he was given the position of aide to the domain's archivist.

To this Christian VIII yielded so far as to issue in 1846 letters patent declaring that the royal law in the matter of the succession was in full force so far as Schleswig was concerned, in accordance with the letters patent of August 22, 1721, the oath of fidelity of September 3, 1721, the guarantees given by France and Great Britain in the same year and the treaties of 1767 and 1773 with Russia.

The name " Ixonia " was given to the one of the new towns on January 21, 1846 ; as the residents could not otherwise agree on a name, the name was chosen by drawing letters at random.

He was given office by Sir Robert Peel in 1841 and created in 1846 first Baronet Pakington of the second creation, of Westwood in the County of Worcester.

In 1846 he played a number of games against Marmaduke Wyvill in Rome, who was one of the finest players in England, and it has been reported that Dubois won 55-26 when no odds were given by either side but lost 39-30 when he gave odds of a pawn plus a move to his opponent.

The museum's collection of American art dates back to its being given Francis Guy's Winter Scene in Brooklyn in 1846.

Du Pont was given command of the sloop in 1846 and quickly showed his skill as a naval combat commander, taking or destroying thirty enemy ships and clearing the Gulf of California in the process.

In 1846 a National School was opened on land given by the 5th Duke, off Church Road.

Approval for a railway was finally given in 1846, but running north to Stargard Szczeciński, and the concession was given to a Prussian company.

Shortly after 1843, Haidinger commenced a series of lectures on mineralogy, which was given to the world under the title Handbuch der bestimmenden Mineralogie ( Vienna, 1845 ; tables, 1846 ).

Four years later, the opera was given its Moscow premiere at the Bolshoi Theatre in 1846.

Alexandria County ( which now forms Arlington County and a portion of the independent city of Alexandria ) was given back to Virginia in 1846, while the three remaining entities ( the City of Washington, Georgetown City, and Washington County ) were merged into a consolidated government by an act of Congress in 1871 and Georgetown was formally abolished as a city entity by another act in 1895.

The line was proposed by the Maldon, Witham & Braintree Railway Co and given Royal Assent in June 1846.

For suppressing an uprising in the town of Gdow in 1846 he was awarded the Knight's Cross of the Order of Leopold as well as given the rank of Colonel.

In the First Anglo-Sikh War of 1845 – 1846 he was given an appointment on the staff of Sir Hugh Gough, and served throughout the Sutlej campaign.

The Lynn & Dereham Railway, which weaved a route to East Dereham via Narborough and Swaffham, was given the Royal Assent in 1845, opening in stages between 1846 and 1848 ; this later became part of the Great Eastern Railway.

Other productions during Verdi's lifetime in Italy were given in Venice in 1845, in Rome in 1846, and Naples in 1859.

The name of the genus was given as a tribute to Italian botanist Giovanni Zantedeschi ( 1773 – 1846 ) by the German botanist Kurt Sprengel ( 1766 – 1833 ).

A copy by sculptor Eugène-Louis Lequesne was given to France in 1846.

In 1846 Bent was given the title of " Colonel " by the United States ( US ) Army after supplying US troops and guiding them into New Mexico during the Mexican-American War.