Question: Corydon Battle Site preserves site of a battle that occured during what war?

Context paragraphs:
Frederick Douglass National Historic Site: The Frederick Douglass National Historic Site, administered by the National Park Service, is located at 1411 W St., SE in Anacostia, a neighborhood east of the Anacostia River in Southeast Washington, D.C..  Established in 1988 as a National Historic Site, the site preserves the home and estate of Frederick Douglass, one of the most prominent African Americans of the 19th century.  Douglass lived in this house, which he named Cedar Hill, from 1877 until his death in 1895.  Perched high on a hilltop, the site also offers a sweeping view of the U.S. Capitol and the Washington D.C. skyline.

Battle of Corydon: The Battle of Corydon was a minor engagement that took place July 9, 1863, just south of Corydon, which had been the original capital of Indiana until 1825, and was the county seat of Harrison County.  The attack occurred during Morgan's Raid in the American Civil War as a force of 2,500 cavalry invaded the North in support of the Tullahoma Campaign.  It was the only pitched battle of the Civil War that occurred in Indiana, and no battle has occurred within Indiana since.

Jemez Historic Site: The Jemez Historic Site (formerly Jemez State Monument) is a state-operated historic site on New Mexico State Road 4 in Jemez Springs, New Mexico.  The site preserves the archaeological remains of the 16th-century Native American Gíusewa Pueblo and the 17th-century Spanish colonial mission called San Jose de los Jemez.  The site was listed on the National Register of Historic Places in 1973, and in 2012 it was designated as a National Historic Landmark.  It is considered an ancestral site of the Jemez Pueblo people who live nearby.

St. Charles Battle Site: The St. Charles Battle Site is the area near St. Charles, Arkansas where the Battle of Saint Charles took place on June 17, 1862, during the American Civil War.  The battle was a land and naval engagement, in which Union gunboats engaged Confederate shore batteries and gunboats in a firefight, while infantry troops were landed on the western bank of the White River and eventually drove the Confederate forces from their shore batteries.  The battle site occupies about 9 acre on the west bank the River southeast of Saint Charles.  There are no signs left of the Confederate batteries, and the area is an undeveloped swampland, as it was in 1862.

Corydon, Indiana: Corydon is a town in Harrison Township, Harrison County, Indiana.  Located north of the Ohio River in the extreme southern part of the U.S. state of Indiana, it is the seat of government for Harrison County.  Corydon was founded in 1808 and served as the capital of the Indiana Territory from 1813 to 1816.  It was the site of Indiana's first constitutional convention, which was held June 10–29, 1816.  Forty-three convened to consider statehood for Indiana and drafted its first state constitution.  Under Article XI, Section 11, of the Indiana 1816 constitution, Corydon was designated as the capital of the state until 1825, when the seat of state government was moved to Indianapolis.  During the American Civil War, Corydon was the site of the Battle of Corydon, the only official pitched battle waged in Indiana.  More recently, the town's numerous historic sites have helped it become a tourist destination.  A portion of its downtown area is listed in the National Register of Historic Places as the Corydon Historic District.  As of the 2010 census, Corydon had a population of 3,122.

Battle of Carthage State Historic Site: The Battle of Carthage State Historic Site is a state-owned property located in the city of Carthage, Missouri.  The 7.4 acre site preserves one of the skirmish sites of the Battle of Carthage which took place in 1861 as one of the first battles of the American Civil War.  The site was acquired by the state in 1990 and is managed by the Missouri Department of Natural Resources.

La Voulte-sur-Rhône (lagerstätte): The late Middle Jurassic lagerstätte at La Voulte-sur-Rhône, in the Ardèche region of southwestern France, offers paleontologists an outstanding view of an undisturbed paleoecosystem that was preserved in fine detail as organisms died at the site and settled to the bottom of a shallow epicontinental sea, with a folded floor that in places exceeded 200 m at this site.  The site preserves a marine system of the Lower Callovian stage, a little over 160 mya.  The sequence is exposed in a series of quarries at La Boissine, west of the village of La Voulte-sur-Rhône.  Iron pyrites in the silty shale are symptoms of an anoxic environment.  The site was recognized among French paleontologists from the mid-nineteenth century for its finely detailed fossils.

Osage Village State Historic Site: The Osage Village State Historic Site is publicly owned property in Vernon County, Missouri, maintained by the Missouri Department of Natural Resources.  The historic site preserves the archaeological site of a major Native American village, that once boasted some 200 lodges housing to 2,000 to 3,000 people.  The site, designated by the Smithsonian trinomial 23VE01, was also known for many years as the Carrington Osage Village Site, under which name it was designated a National Historic Landmark in 1964.

Port Hudson State Historic Site: The Port Hudson State Historic Site is located on the Mississippi River north of Baton Rouge in East Feliciana Parish, Louisiana, just outside the limits of Port Hudson and in the vicinity of Jackson.  The site preserves a portion of the fortifications and battle area of the longest siege in American history, during the American Civil War from May 23 through July 9, 1863.  The state of Louisiana maintains the site, which includes a museum about the siege, artillery displays, redoubts, and interpretive plaques.  Living history re-enactments are held each year.  It was designated a National Historic Landmark in 1974, significant as the first place where African-American military units fought for the Union Army under African-American field leadership.

Corydon Battle Site: The Corydon Battle Site is a protected park area located in Harrison Township, Harrison County, Indiana.  The site preserves the battlefield where a portion of the Battle of Corydon occurred on July 9, 1863.  It is part of the Harrison County Parks Department and is officially known as the Battle of Corydon Memorial Park.

Supporting paragraphs: Corydon Battle Site Battle of Corydon
Answer: American Civil War