Money emerged out of the barter economy when goldsmiths kept gold for people and gave them receipts instead. The receipts became the "money".
In the 1600s, a lot of London merchants would place their gold in locked storage rooms of the goldsmiths in the city for preservation; the goldsmiths would give receipts to the merchants. The receipts could also be cashed in for gold, which had real value.
No people did not think wars would be over after world war one
Original jurisdiction cases are rare, with the Court hearing one or two cases each term. The most common way for a case to reach the Supreme Court is on appeal from a circuit court. A party seeking to appeal a decision of a circuit court can file a petition to the Supreme Court for a writ of certiorari.