How did the civil war affect industries in the north?
1.the north closed many industries.
2.industries could not meet wartime demands.
3.industries became more mechanized.
4.northern industries had to ask the south for

I believe the answer is: 3.Industries became more mechanized.

Due to the civil war, the southern states were forced to freed the slaves that they held for their plantations. Because of this, the plantations on southern states were forced to find out other options to produce their products. This lead to the implementation of many mechanical tools for producing the goods, since it's far cheaper and faster than hiring human labours.

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alliances in ww1 were different from ww2 because the entente in ww1 made up of serbia,russia,france,britan,japan and italy later america  and all allied in a sort of balance of power and too keep germany,austria-hungary,and the ottomans down. russia allied the serbians in order to exert its influence in the balkans while france allied the russians because france was still in dismay and insulted after the defeat to the germans during the unification of germany and britian allied the belgians after the germans invasion of belgium.in ww2 the alliances were in a preemptive attempt to deter any further wars into happening while germany and italy allied since they were insulted and humiliated after the previous war while also sharing a similar ideology of facsim along with japan which all 3 had a want for world domination and agreed to assist one another in the endevours 

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