Answer:
Climate, medicine, corrupt , government
During the Gilded age, society experienced a period where there are so many social issues exist around them, but it was clouded/masked by silver lining (massive economic growth for society but it only enjoyed by a select view followed by massive exploitation toward a certain group)
During the reconstruction Our society realized this defect and started to made several changes
<span>- Europeans were in fear from raids (Vikings and Magyars)
- No strong central government so local leaders had to protect
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<span>They had civil wars supported by foreign countries.</span>