Lincoln in his late 30s – photo taken by one of Lincoln's law students around 1846

* 1846 – The Second Federal Republic of Mexico is established.

* 1846 – Anna Haining Bates, Canadian giant ( d. 1888 )

* Haliotis alfredensis Reeve, 1846-the Alfred's abalone – synonym: Haliotis speciosa Reeve, 1846, the splendid abalone

* Haliotis coccoradiata Reeve, 1846 – the reddish-rayed abalone

* Haliotis discus Reeve, 1846 – the disk abalone

** Haliotis diversicolor squamata Reeve, 1846 – synonym: Haliotis squamata – the scaly Australian abalone

* Haliotis jacnensis Reeve, 1846 – the Jacna abalone

* Haliotis rubiginosa Reeve, 1846 – synonym: Haliotis howensis, the Lord Howe abalone

Alcott's opposition to slavery also fueled his opposition to the Mexican – American War which began in 1846.

* 1846 – Charles Woodruff, American archer ( d. 1927 )

* 1846 – Alexander Milne Calder, American sculptor ( d. 1923 )

* 1846 – The Donner Party of pioneers departs Springfield, Illinois, for California, on what will become a year-long journey of hardship, cannibalism, and survival.

* John Pryor, 1846 – 1850

* 1846 – The Smithsonian Institution is chartered by the United States Congress after James Smithson donates $ 500, 000.

* 1904 – Pierre Waldeck-Rousseau, French politician, 68th Prime Minister of France ( b. 1846 )

He married fourthly at the Dolmabahçe Palace, Constantinople, on 21 September 1866 to Georgian HH Hayranidil Kadın Efendi ( Kars, 2 November 1846 – Ortaköy Palace, Constantinople, 26 November 1898 ), and had two children.

* 1846 – Thornton Affair: Open conflict begins over the disputed border of Texas, triggering the Mexican-American War.

* 1763 – Domenico Dragonetti, Italian double bass virtuoso and composer ( d. 1846 )

In 1899, the memorial, by the Berlin sculptor Ernst Gustav Herter ( 1846 – 1917 ), finally came to rest, although subject to repeated vandalism, in the Bronx, at 164th Street and the Grand Concourse, or Joyce Kilmer Park near today's Yankee Stadium.

Lord George Bentinck, Conservative leader in the commons 1846 – 48

* Pope Gregory XVI ( 1765 – 1846, r. 1831 – 46 )

During the 1846 Bear Flag Revolt, the forces of Captain John C. Frémont captured an Indian bearing a message from Jose Jesus Pico ( the San Luis Obispo Justice of the Peace ) at the rancho and ordered his execution.

The legislature of the Republic of Texas authorized Leon County in 1846 from part of Robertson County, and named it in honor of Martín De León, the founder of Victoria, Texas.

The vast majority of the decline happened after the Spanish period, in the Mexican and U. S. periods of Californian history ( 1821 – 1910 ), with the most dramatic collapse ( 200, 000 to 25, 000 ) occurring in the U. S. period ( 1846 – 1910 ).

There is no indication that there was contact with the Concow tribe during the 1697 – 1821 Spanish colonization, the 1821 – 1846 Mexican governance, or the spread of the Californio slave ranchos.

As the area became colonized by the Spanish and later fell under Mexican jurisdiction, the land of the San Vicente Valley became a part of the Mexican land-grant known as Rancho Cañada de San Vicente y Mesa del Padre Barona in 1846.

The Treaty of Guadalupe Hidalgo ( Tratado de Guadalupe Hidalgo in Spanish ), officially Treaty of Peace, Friendship, Limits and Settlement between the United States of America and the Mexican Republic, is the peace treaty between the U. S. and Mexico that ended the Mexican – American War ( 1846 – 48 ).

In 1846, he visited Spain, wishing to witness the wedding of Isabella II and the Duke of Cádiz, but he was also curious to assess developments in Spanish culture.

This included Navajo, Spanish, Mexican, Apache, Comanche, Ute, and later ( 1846 ) the new settlers ( Americans ).

A rare Australian example of Spanish missionary style exists at New Norcia, Western Australia, founded by Spanish Benedictine monks in 1846.

In 1846 Jose Dolores Sepulveda and José Loreto received a Mexican land grant from Alta Governor Pío Pico for a parcel from the huge original 1784 Spanish land grant Rancho San Pedro of Manuel Dominguez.

On 1 March 1846, a Benedictine mission to the local aborigines was started about 8 km to the north, led by the two Spanish Benedictines, Rosendo Salvado and Joseph Serra.

Manuel Fernández Juncos ( December 11, 1846 – August 18, 1928 ) was a Spanish journalist, poet, author and humanitarian who wrote the official lyrics to La Borinqueña, Puerto Rico's official anthem.

Although he had been a lifelong admirer of the United States, after the annexation of Texas ( 1845 ) and the subsequent war with Mexico ( 1846 – 1848 ), Alvear became wary of American intentions towards Spanish America.

The governors of California were appointed under the auspices of the Viceroyalty of New Spain nominally under the control of the Spanish kings and after 1821 by the approximate 40 Mexican Presidents of Mexico from 1821 to 1846 — the Mexican governments were notoriously unstable.

José María de Zalvidea ( 2 March 1780 — 1846 ) was a Spanish Franciscan missionary.

( 19 August 1846, Melgar de Fernamental, Burgos, Spain – 18 April 1906, Rome, Italy ) was a Spanish Jesuit, elected the 24th Superior General of the Society of Jesus.

Memorias para la historia de las armas españolas en el Perú (" Memories for the history of the Spanish armies in Peru ") from peninsular official Andrés García Camba ( 1846 ) detail the overturning that the incidents in Upper Peru produced in defensive plans of the viceroy.

Governor General Claveria visited the town in 1846, possibly the first Spanish governor general to visit it.

* Translations from the Spanish Poet José Zorilla, ( 1846 ).

The Yuma Crossing and the Anza trail were closed for Spanish traffic and it would stay closed till about 1846.

A good linguist in Spanish, French, and Italian, he was the first to bring before the English-speaking world the life and works of the great Saint Alphonsus Maria Liguori, publishing his Life at Dublin in 1846, and in the following year a translation of the saint's History of Heresies and their Refutation.

Harrington ( 1933 ) gives the most precise transcription, K ( w ) á ’ uwar, in interpreting an 1846 translation of a Spanish text.

* Manuel Isidoro Suárez ( 1799 – 1846 ), Argentine colonel who fought against the Spanish in the wars of independence