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Lewis And Clark
Lewis and Clark expidition -
John Dalton
John Dalton publishes a book that describes the first modern theory of the atom -
war!
War of 1812 -
magnetic field
Hans Christian Oersted discovers that an electric current produces a magnetic field -
electric current
Michael Faraday discovers that a magnetic field can produce an electric current -
Samuel Morse
Samuel Morse patents the telegraph -
Neptune
Planet Neptune is discovered -
u.s. vs. mexico
War between U.S. and Mexico -
Gold!
Gold is discovered in California