September 17th, 1778
Treaty of Fort Pitt signed, the first formal treaty between the United States and a Native American tribe (the Lenape or Delaware). event on September 17, 1778. Read about how to open files in Open File Database.
Events around September 17, 1778
| September 19th, 1778 | Birth | Henry Peter Brougham, Lord High Chancellor of Great Britain (died in 1868) |
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