What was the primary cause of the hundred years of war

What two things did former british prime minister winston churchill affirm in his iron curtain speech?

    which of the following was anecological  result of european exploration from 1400 to 1800?   a.  increased trade with east asia      b.  the spread of epidemic diseases      c.  expansion of english territory      d.  the spread of christianity

During the 1960s, the government of modern egypt built the aswan high dam to store water for drinking and irrigation, control flooding, and generate hydroelectric power.