There were only 13 colonies in 1803.
There were seven states that had abolished slavery by 1803. They were Massachusetts, Rhode Island, Connecticut, New Hampshire, Pennsylvania, New York, and Vermont.
In 1810 there were 18 states in the United States of America
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The Senate ratified the treaty October 20, 1803, and the United States took possession of the territory December 20, 1803.
Only one state, Ohio, was in existence in what we know as the Midwest at that time. In 1803 The Northwest Territory was divided into the state of Ohio with the rest becoming the Indiana Territory.
The United States bought the Louisiana Territory from France for $15 million in 1803.
The Louisiana Purchase took place in 1803 when the United States acquired approximately 828,000 square miles of territory from France for $15 million. It doubled the size of the United States and had a significant impact on the country's expansion and development.
Napoleon sold the colony of Louisiana to the US in 1803.
This was the Louisiana Purchase that happened in 1803.
The Louisiana Purchase in 1803
Thomas Jefferson
DelawarePennsylvaniaNew JerseyGeorgiaConnecticutMassachusettsMarylandSouth CarolinaNew HampshireVirginiaNew YorkNorth CarolinaRhode IslandVermontKentuckyTennesseeOhio (joined March 1, 1803)