Okay kiddo, do you know what war is? It's when two or more groups of people fight against each other. So Kentucky was a state in the United States and in 1812, the US got into a war with a country called Britain. And Kentucky played a big role in this war.
Kentucky was important to the United States during this war because it was close to the border with Canada, which was controlled by the British. So the US wanted to use Kentucky as a base to attack Canada. A lot of soldiers from Kentucky joined the US army to fight in the war.
The war was not easy for Kentucky because the British tried to attack the state. But the people of Kentucky fought back and defended their land. One important battle was the Battle of New Orleans which actually took place in Louisiana, but many soldiers from Kentucky were involved in this battle and they helped the US win.
Overall, Kentucky played an important role in the War of 1812 and helped the United States win the war against Britain.