What were the effects of the War of 1812 on America?
Which one of the 3 ?

War of 1812, (June 18, 1812–February 17, 1815), conflict fought between the United States and Great Britain over British violations of U.S. maritime rights. It ended with the exchange of ratifications of the Treaty of Ghent.

1812, War of

Battle between the frigates HMS Shannon and USS Chesapeake off Boston during the War of 1812; detail of a lithograph by J.C. Schetky.

the first forms of writing came from them in the form of pictographs around 3100 bc.