In the united states, parent–child conflict is most common when children are in

In the United States, parent-child conflict is most common when children are in early adolescence. Early adolescence might be broadly considered to stretch between the ages of ten and fourteen. It is at this stage that physical changes generally commence. 

Ongoing civil wars western roman empire finally collapsed476 c.e. romulus, the last of theroman  emperors in  the west, was overthrown by the germanic leader odoacer, who became the first barbarian to rule in rome. the order that the  roman empire  had brought towestern  europe for 1000 years was no more.