Retroactive interference<span> occurs when newly acquired information inhibits our ability to recall previously acquired information. </span>Interference<span> theory attempts to </span>explain why<span> we have trouble remembering things. Learning new material can sometimes interfere with our ability to recall previously learned the material. </span>
In 476 C.E. Romulus, the last of the Roman<span> emperors in the west, was overthrown by the Germanic leader he who became the first Barbarian to rule in </span>Rome<span>. The order that the </span>Roman Empire<span> had brought to western Europe for 1000 years was no more.</span>
Hiladelphia of <span>these emerged as a major port city by end of the seventeenth century as a result of the colonial shipping industry</span>
