Which of these inventions resulted in Southern farmers acquiring enslaved people in record numbers

The cotton gin

Explanation: it made slave owners want to acquire more slaves to pick cotton.

- "it was a failure that was an embarrassment for the kennedy administration."

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frederick the great and the war of austrian succession. frederick william of brandenburg-prussia trained his son, frederick, to be a hardy soldier. he also declared himself king of bohemia, and maria theresa sent troops to retake bohemia. in august he led 80,000 of these men across the frontier into bohemia, his