On the Fact that if Slavery Made the U.S. Wealthy, then Brazil Which Imported Eight Times as Many Slaves from Africa Should Be Even Wealthier AND THEY AREN'T (this Despite the Fact that They Didn't Have a Civil War that Destroyed Half Their Wealth) - https://www.encyclopediavirginia.org/Transatlantic_Slave_Trade_The

So much for that dumb myth (the real reason for America's wealth of course being free-market capitalism, secure property rights, enforceable contracts, the rule of law, cheap and abundant fossil fuel energy, etc.).