The history of Ohio includes many thousands of years of human activity. What is now Ohio

Ohio

Ohio is a Midwestern state in the United States. The 34th largest state by area in the U.S.,it is the 7th‑most populous with over 11.5 million residents, containing several major American cities and seven metropolitan areas with populations of 500,000 or more.The state's capital is Columbus...

 was probably first settled by Paleo-Indian

Paleo Indians

Paleo-Indians or Paleoamericans is a classification term given to the first peoples who entered, and subsequently inhabited, the American continent during the final glacial episodes of the late Pleistocene period...

 peoples, who lived in the area as early as 13,000 BCE. Later ancestors of Native Americans were known as the Archaic peoples. Sophisticated successive cultures of precolonial peoples indigenous peoples

Indigenous peoples

Indigenous peoples are ethnic groups that are defined as indigenous according to one of the various definitions of the term, there is no universally accepted definition but most of which carry connotations of being the "original inhabitants" of a territory....

, such as the Adena

Adena culture

The Adena culture was a Pre-Columbian Native American culture that existed from 1000 to 200 BC, in a time known as the early Woodland Period. The Adena culture refers to what were probably a number of related Native American societies sharing a burial complex and ceremonial system...

, Hopewell and Mississippian, built monumental earthworks

Earthworks (archaeology)

In archaeology, earthwork is a general term to describe artificial changes in land level. Earthworks are often known colloquially as 'lumps and bumps'. Earthworks can themselves be archaeological features or they can show features beneath the surface...

 as part of their religious and political expression: mounds and walled enclosure

Enclosure (archaeology)

In archaeology, an enclosure is one of the most common types of archaeological site. It is any area of land separated from surrounding land by earthworks, walls or fencing. Such a simple feature is found all over the world and during almost all archaeological periods...

s, some of which have survived to the present.

While by the mid-18th century, Europe

Europe

Europe is, by convention, one of the world's seven continents. Comprising the westernmost peninsula of Eurasia, Europe is generally 'divided' from Asia to its east by the watershed divides of the Ural and Caucasus Mountains, the Ural River, the Caspian and Black Seas, and the waterways connecting...

ans engaged historic Native American

Indigenous peoples of the Americas

The indigenous peoples of the Americas are the pre-Columbian inhabitants of North and South America, their descendants and other ethnic groups who are identified with those peoples. Indigenous peoples are known in Canada as Aboriginal peoples, and in the United States as Native Americans...

 tribes in present-day Ohio in the fur trade

Fur trade

The fur trade is a worldwide industry dealing in the acquisition and sale of animal fur. Since the establishment of world market for in the early modern period furs of boreal, polar and cold temperate mammalian animals have been the most valued...

, European-American settlement in the Ohio territory did not expand until after the American Revolutionary War

American Revolutionary War

The American Revolutionary War , the American War of Independence, or simply the Revolutionary War, began as a war between the Kingdom of Great Britain and thirteen British colonies in North America, and ended in a global war between several European great powers.The war was the result of the...

.