How might the Balkan ”powder keg” explode? Why would a war in the Balkans lead to a worldwide war? Maybe

What effect would the two large European alliances have on a war?

it made them more prductive and efficent but with the change of polcies less and les got into the navy

those who allied with france gained land and power.

a best description that resulted a division among labor in the early farming communities in their period was there was a change in their society in terms of having social roles to develop and change that led complications and divisions in the society.