Because door of world is open for all..
and so U.S entered WW1
The southern economy depended very much on slavery, using slaves to pick cotton and other things for the farmers. Normally the more slaves you had, the richer you were. Slaves were very important to the southern economy because southerners depended solely on slaves' labor. The families were affected when they could no longer keep slaves so the South was very mad because this was their main source of production. Once rich families no longer had laborers, causing loss of money and crops. The whole southern economy was affected by the loss of slaves but when slaves were allowed the southern economy was booming.
Answer:
The Crisis of the Third Century, also known as Military Anarchy or the Imperial Crisis (235–284 AD), was a period in which the Roman Empire nearly collapsed under the combined pressures of barbarian invasions and migrations into the Roman territory, civil wars, peasant rebellions, political instability (with multiple usurpers competing for power), Roman reliance on (and growing influence of) barbarian mercenaries known as foederati and commanders nominally working for Rome (but increasingly independent), plague, debasement of currency, and economic depression.
The Crisis of the Third Century, also known as Military Anarchy or the Imperial Crisis (235–284 AD), was a period in which the Roman Empire nearly collapsed under the combined pressures of barbarian invasions and migrations into the Roman territory, civil wars, peasant rebellions, political instability (with multiple usurpers competing for power), Roman reliance on (and growing influence of) barbarian mercenaries known as foederati and commanders nominally working for Rome (but increasingly independent), plague, debasement of currency, and economic depression.
Seven people, he killed seven people