Question

What happened in 1845?

Answer 1

Any choices?

Answer 2

A lot of things.

Answer 3

This might help you though.

January–March[edit]
January 23 – The United States Congress establishes a uniform date for federal elections, which will henceforth be held on the first Tuesday after the first Monday in November.
January 29 – "The Raven" by Edgar Allan Poe is published for the first time (New York Evening Mirror).
February 1 – Anson Jones, President of the Republic of Texas, signs the charter officially creating Baylor University. Baylor is the oldest university in the State of Texas operating under its original name.
February 7 – In the British Museum, a drunken visitor smashes the Portland Vase, which takes months to repair.
February 28 – The United States Congress approves the annexation of Texas.
March 1 – President John Tyler signs a bill authorizing the United States to annex the Republic of Texas.
March 3
Florida is admitted as the 27th U.S. state.
The United States Congress passes legislation overriding a presidential veto for the first time.[1]
March 4 – James K. Polk succeeds John Tyler as President of the United States.
March 11 – Flagstaff War: Chiefs Kawiti and Hone Heke lead 700 Māoris in the burning of the British colonial settlement of Kororareka (now known as Russell, New Zealand).
March 13 – The Violin Concerto by Felix Mendelssohn premieres in Leipzig, with Ferdinand David as soloist.
March 17 – Stephen Perry patents the rubber band in the United Kingdom.[2]
March 30 – Due to different transition dates to the Gregorian calendar, Finland (then part of the Russian Empire) is the only place in the world to have Easter day on this particular Sunday.
April–June[edit]
April 10 – A great fire destroys much of the American city of Pittsburgh.
April 20 – Ramón Castilla becomes president of Peru.
May – Frederick Douglass's Narrative of the Life of Frederick Douglass, an American Slave written by himself is published by the Boston Anti-Slavery Society.
May 2 – A suspension bridge collapses in Great Yarmouth, England, leaving around 80 dead, mostly children.[3]
May 19 – HMS Erebus and HMS Terror with 134 men, comprising Sir John Franklin's expedition to find the Northwest Passage, sail from Greenhithe on the Thames. They will last be seen in August entering Baffin Bay.[4]
May 30 – Fatel Razack (Fath Al Razack, "Victory of Allah the Provider", Arabic: قتح الرزاق) is the first ship to bring indentured labourers from India to Trinidad, landing in the Gulf of Paria with 227 immigrants.[5]
June 8— Andrew Jackson dies.
July–September[edit]
July 4 – Delegates meet in Austin, Texas to create a state constitution.
July 7 – Jules Perrot presents the ballet divertissement Pas de Quatre to an enthusiastic London audience.
July 20 – Charles Sturt enters the Simpson Desert in central Australia.
July 26–August 10 – Isambard Kingdom Brunel's iron steamship Great Britain makes the transatlantic crossing from Liverpool to New York, the first screw propelled vessel to make the passage.[6][7]
July 28 – HMS Terror and HMS Erebus of the Franklin Expedition go missing in the Davis Strait west of Greenland while searching for the Northwest Passage.
August 9 – The Aberdeen Act is passed by the Parliament of the United Kingdom empowering the British Royal Navy to search Brazilian ships as part of the abolition of the slave trade from Africa.
August 10 – The French Consul in Zanzibar (M. Broquant) receives the final letter sent by Eugène Maizan during his expedition into tropical Africa.[8]
August 28 – The journal Scientific American begins publication.
September 9 – Potato blight breaks out in Ireland:[9][10] beginning of the Great Famine.
September 18 – Anglo-French blockade of the Río de la Plata formally declared.
September 25 – The Phi Alpha Literary Society is founded.
October–December[edit]
October 9 – The eminent and controversial Anglican, John Henry Newman, is received into the Roman Catholic Church.
October 10 – In Annapolis, Maryland, the Naval School (later renamed the United States Naval Academy) opens with fifty midshipmen and seven professors.
October 13 – A majority of voters in the Republic of Texas approve a proposed constitution, that if accepted by the United States Congress, will make Texas a U.S. state.
October 21 – The New York Herald becomes the first newspaper to mention the game of baseball.
October 22 – The New York Morning News becomes the first newspaper to include a box-score of a baseball game.
November 20 – Anglo-French blockade of the Río de la Plata: Battle of Vuelta de Obligado: The Argentine Confederation is narrowly defeated by an Anglo–French fleet on the waters of the Paraná River but the victors suffer serious damage to their ships and Argentina attracts political support in South America.
December 2 – Manifest destiny: U.S. President James K. Polk announces to Congress that the Monroe Doctrine should be strictly enforced and that the United States should aggressively expand into the West.
December 5 – The Templars of Honor and Temperance is founded in the United States.
December 22–23 – Battle of Ferozeshah: Anglo-Sikh Wars commence.
December 27 – Anesthesia is used for childbirth for the first time, by Dr. Crawford Long in Jefferson, Georgia.
December 27 – American newspaper editor John L. O'Sullivan claims (in connection with the annexation of Texas) in The United States Magazine and Democratic Review that the United States should be allowed "the fullfillment of our manifest destiny to overspread the continent allotted by Providence for the free development of our yearly multiplying millions". It is the second time he uses the term manifest destiny and will have a huge influence on American imperialism in the following century.
December 29 – Texas is admitted as the 28th U.S. state.
December 30 – Queen's Colleges of Belfast, Cork, and Galway are incorporated in Ireland.
Date unknown[edit]
The Republic of Yucatán separates for a second time from Mexico.
Ephraim Bee reveals that the Emperor of China has given him a special dispensation: that he has entrusted him with certain sacred and mysterious rituals through Caleb Cushing, the U.S. Commissioner to China, to "extend the work and influence of the Ancient and Honorable Order of E Clampus Vitus" in the New World.[11]
Friedrich Engels' treatise The Condition of the Working Class in England is published in Leipzig as Die Lage der arbeitenden Klasse in England.
Elizabeth Barrett Browning writes her Sonnets from the Portuguese (1845–1846).
Heinrich Hoffmann publishes a book (Lustige Geschichten und drollige Bilder) introducing his character Struwwelpeter, in Germany.
The Ancient and Accepted Rite for England and Wales and its Districts and Chapters Overseas is founded.[vague]
Eugénie Luce founds the Luce Ben Aben School in Algiers.[12]
The New Zealand Wars begin.

Answer 4

https://en.wikipedia.org/wiki/1845

Answer 5

Can you make your question more specific? @lindsaygatto

Answer 6

Nice! :P ^