How has warfare changed over the last 100 years? This is for an essay and I have to write to pages and I need info asap!

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The essential goals of warfare have not changed, but the way wars are waged certainly have.  A hundred years ago, men marched to battle, lined up against one another, easily identifiable in their uniforms, and used weapons that, for the most part, would only work "up close and personal."  While there were some longer-range weapons, the cannon, for example, they were not very long range, and people who killed one another were in close proximity.  As time went on, longer-range weapons emerged, and people began to be...

(The entire section contains 266 words.)

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