Not only were giant skeletons up to nine feet found in the mounds in Ohio, but *entire houses*, perfectly preserved, along with all the relics inside.
They also had a written language. All of this has been suppressed so that you will believe "Native Americans" built the mounds.
The Smithsonian's foremost missions are psychological warfare and the destruction of history.
There were many findings that set apart the mound builders from the Indians, such as finely crafted copper swastikas. This report from 1892 readily explains the symbol's Aryan origin.
Many of these reports did not originate with "crackpot archaeologists" or unscrupulous newspapermen, but with local residents that were willing to stake their reputation to their claims and were recorded in county histories.
The excerpt above and the OP were recorded in the History of Muskingum County.
Yes, I have heard in several places that many of these tribes of giants were peaceful.
It is also interesting to note the reference to history being falsified; the awareness of suppression by academia was prevalent in the mid to late 19th century.
In this thread is a brief selection chosen from the hundreds of accounts of giant remains discovered in the 18th and 19th centuries. Most examples presented are reports from the New York Times, the so-called "paper of record".
A more readable version of the article posted in the third tweet, 'Mystery of the Mound'.