The cotton gin

submarine

Mar 27, 1776

The first submarine was created during the american war. it was created by David Bushnell. it was called the turtle.it was also the first submarine to go in to combat.

founding of cotton gin

Jan 23, 1793

Eli whitney 1765-1825 was the founder of the cotton gin. he came up with this idea because he wanted a faster and safer way to remove the fiber from the the cotton.Gin completed the model in 1793. people began to copy the model and gins were in use.

Machine Gun

Apr 22, 1856

The machine gun was invented by Barnes of Lowell in 1856. They were also used in the civil war but they malfunctioned. It wad created by captain D.R Williams. His gun was capable of of 65 rounds per minute.

the light bulb

Jan 23, 1880

Thomas Jefferson created the light bulb in 1880. they tried making something affordable for the people. it led to the modern revolution. today it is used everyday.