What are two benefits of big business on the u. s?

Historians are concerned with the accuracy of their writings and readings but are also aware of the inability of authors to know every angle of every story biases, perspectives, beliefs, and a variety of other differences history being told by one person at a time no one being totally accurate, as hard as we try really need on this, and you^^

Why was russia drawn into a conflict with germany after ausria-hungary declared war on serbia ?

Where did khomeini seize power in 1979?