One dollar, Bank of Poyais, Republic of Poyais (1820s). After fighting in South and Central America, the Scottish soldier Gregor MacGregor created an elaborate scam claiming to have been made a Cacique of the entirely fictitious Cazique of Poyais, all in an effort to defraud land investors. Nearly 200 died in 1822–23 in connection with MacGregor's deception.
Nilaish Banknotes World Blog is a collection of facts on rare world and Indian banknotes.