Answer:
because they were able to a little amount at a time instead of paying full price.
Explanation:
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In an early uprising, the Italian state of Piedmont declared war against Austria and lost
Back then, Austria was one of the most powerful Empire in the world and the state of Piedmont simply did not have enough allies and power to win against them
hope this helps
It grew exponentially in this period because in the aftermath of the second world war, there was a baby boom as a result of numerous young couples created by high amounts of returning soldiers.