What can we learn from reading the biography of rajendra laxmi and bhadhur sah

Although a number of things brought about world war one there was one even that push to europe over the edge. what was that event?

Which term best describes the progressive era

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^^