U.S. trade treaties with China and Japan signed.
Congress refuses to admit Kansas to the Union under the Lecompton constitution.
Henry Comstock strikes gold on the Carson River in Nevada.
Gold discovered at Clear Creek, Colorado.
First transatlantic cable system laid.
Oberlin-Wellington case; fugitive slave John Price is helped to freedom by Oberlin students and professor.
Law passed in California that bars Chinese and "Mongolians" from entering the state.
Financial Panic of 1858.
Lincoln-Douglas debates (Lincoln opposes Stephen Douglas for Senate).
Minnesota admitted to the Union.