The technology, logistics, and communication of the north that allowed them to defeat the south is because of their skill of having to manufacture supplies and weapons that they need for the war. They were able to create more weapons and be able to hire more soldiers.
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No, he did not achieve his peace without victory. It was to much of a burden on Germany and the League of Nations didn't include the United States of America.
When Lenin came up with the idea for the New Economic Policy, he made some exceptions to allow for certain amounts of capitalism to be implemented to boost output of war materials.