What are the three most important inventions that have impacted the history of the United States?

Expert Answers
mkoren eNotes educator| Certified Educator

If you asked this question to ten different people, you might get ten different responses. I will share some of the most important inventions in our history so you can decide which three you think are the most important.

The development of the steam engine was very important. This made it easier to transport people and products in our country. The steam engine powered boats and trains. It also was used in the factories to help increase the production of products.

The invention of the telegraph and the telephone would probably make almost everybody’s list. These inventions made it easier and faster to communicate. These inventions had far-reaching effects. Improved communication helped our businesses, and therefore our economy, grow.

The development of the automobile was very important. The development of the automobile made it easier and quicker for people to get from place to place. It also had a huge impact on our economy since so many industries are tied to the manufacturing of the automobile.

The cotton gin was an important invention. This invention made it easier for short-staple cotton to be grown anywhere in the South. This led to the growth of the production of cotton. It also increased the need for slaves. Slavery was one important cause of the Civil War.

The development of the atomic bomb was very significant. The atomic bomb was used to end the war with Japan in World War II. It changed how we dealt with other countries in the future. It had a significant impact on our foreign policy as we used the threat of atomic warfare to deter other countries from doing things that we didn’t want them to do.

Finally, the developments of the electric light bulb and electricity have been very important inventions. The light bulb made it easier for people to see so they can read, study, and do their work regardless of whether it is daytime or nighttime. Some many things we use depend on electricity. Our appliances and our computers are just a few examples.

With all of these examples, which three do you think are the most important inventions?