It allowed books (ideas) to be printed en masse. Reformation vouchers were able to spread their ideals to many readers, causing many to be won over by their words. In essence, they outpaced their competitors.
The middle class i guess because they needed <span>people with enough wealth to buy factory equipment and a building to house it.</span>
<span>D. World leaders signed an agreement to never go to war again.</span>
The Soviet Union suffered the most .