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During the 1860s, the United States developed techniques for raising salmon and trout in captivity.
It was used for Railroads, Bridges, and Skyscrapers.
Among the first, the Greener rifle was made in the 1860s.
The first tractors were steam powered vehicles in the 1860s.
Although phosphating was developed in the 1860s, treatment times were exceedingly long until iron filings were added to the phosphoric acid bath after 1906
Ya also during 1870's
There were many different technological advances in the 1860s. The submarine was invented, the first transatlantic telegraph cable was created between Europe and America, dynamite was invented, and the modern periodic table was developed.
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The Germ theory of disease, developed in the 1860s and 1870s by Louis Pasteur
The nineteenth century. Most likely during the 1860s.
The Great Depression was during the 1930s. The U.S. Civil War was during the 1860s. What time period are you talking about?