Answer: A secondary source of information is one that was created later by someone who did not experience first-hand or participate in the events or conditions you're researching.
Explanation:
It set the stage for further war rather than ensuring longstanding peace
Generally speaking, the Euro allows people living in the EU to "<span>a. avoid the inconvenience of converting their currency when entering another EU country," since this was a major "drag" on the economies of many European countries for some time. </span><span />