
Eli Whitney patents the cotton gin
On 14 March 1794 the young inventor Eli Whitney received a United States patent for a machine that pulled the sticky seeds out of short-staple cotton. A task that had taken a worker a whole day for a pound or so of fibre could now be done many times faster.
The gin made upland cotton hugely profitable across the American South. Cotton output soared in the decades that followed, and so did the demand for land and for enslaved labour. Whitney himself made little from it, because his design was easily copied.
Read the full storyHistory & Timeline →Source: US National Archives: Patent for Cotton Gin (1794) ↗





















