The fact that the North had a greater number of railroads than the South was an advantage because. no links

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Explanation:

With the north having more railways, this allowed troops, food, weaponry, and information to move around throughout the nation quicker. The south having barely any railway infrastructure, which led to limit information, longer transport times, supply delays, and reduce attack time.

the speech convinced americans that the ussr was an enemy, rather than an ally, which led to the creation of the truman doctrine.