How did Egypt benefit from the Nile river

1)if a revolution merely replaces one authoritarian ruler with another, is it still a a revolution? a turning point? 2) “the great events of history have a way of defying ideological manipulation”, according to serge schmemann, a pulitzer prize winning journalist. do you agree, why or why not? other thoughts?

What does the term “escalation” refer to?

Which physical feature minimizes population density in northern africa?