1842

Year 1842 () was a (link will display the full calendar) of the  (or a  of the 12-day slower ).

January - March

 * January - on the road from  to, , by , son of.
 * - Ras, Regent of the defeats warlord  of  in the
 * - troops led by  invade  briefly occupy  and then head back to the . This is the first such invasion since the.
 * -, Wolfgang Amadeus Mozart's wife, dies.
 * - 's third opera  premieres in ; its success establishes as one of 's foremost opera writers.
 * - is used for the first time in an operation (Dr.  performed the operation using ).
 * - line opened up to  in North West.

April - June

 * - Two trains collide in and catch fire - 59 dead
 * - - militiamen supporting  attack arsenal in  but are repulsed
 * - In, hunter rides into British military base in  to warn that s have besieged . He had left 11 days earlier. British army dispatches a relief force.

July - September

 * - is signed, providing for the armed occupation and settlement of the unsettled part of the Peninsula of.
 * - is signed, establishing the - border east of the.
 * - signing ends the

October - December

 * - is established.

Undated

 * founded in New York City.
 * annexes
 * passed in the ; 7 on the, for incomes over 150 pounds.
 * Prison built.
 * seat of government moves from Russell to
 * Ohio's is established.
 * is founded by Father, CSC of the.
 * of established.
 * makes strikes and unions legal in the United States.
 * First beer brewed in the Czech city of . The Pils is the original lager beer of which all modern lagers are copies.
 * founded in Roanoke, Virginia by Charles Cocke.
 * is founded in by the  order
 * is founded.

Ongoing events

 * (-1842)

January - June

 * -, American psychologist and philosopher (d. )
 * -, American writer (d. )
 * -, Italian poet and composer (d. )
 * -, German writer (d. )
 * -, Danish brewer and patron of the arts after whom the Carlsberg brewery was named (d. )
 * -, Ukrainian composer (d. )
 * -, French poet (d. )
 * -, Danish fermentation physiologist (d. )
 * -, English composer (d. )
 * -, Norwegian composer (d. )

July - December

 * -, German-Jewish philosopher, one of the founders of the Marburg School of Neo-Kantianism, and he is often held to be "probably the most important Jewish philosopher of the nineteenth century" (d. )
 * -, Irish engineer and physicist (d. )
 * -, U.S. Senator (d. )
 * -, (d. )
 * -, baseball player (d. )
 * -, American orator (d. )
 * -, English physicist, laureate (d. )
 * -, English footballer and football official (d. )
 * -, Russian anarchist (d. )


 * See also .

January - June

 * -, politician and diplomat (b. )
 * , Founder of Alpha Delta Phi Fraternity (b. )
 * , English soldier and inventor (b. )
 * -, Italian composer (b. )
 * -, French writer (b. )
 * -, French philosopher and mathematician (b. )
 * -, French explorer (b. )
 * -, French explorer (b. )

July - December

 * -, French prince (b. )
 * -, French surgeon (b. )
 * -, German poet (b. )
 * -, President of Central America (b. )
 * -, heroine (b. )
 * -, first Chilean head of state after independence (b.)
 * -, theologian (b. )


 * See also .