Explain Italy nationalism and how it affects the world 3 sentences

and also how the Russian revolution changed the world 3 sentences

for why it was for independence

explanation:

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the  seven  days  battles  were  a series of seven battles over seven  days from june 25 to july 1, 1862, near richmond, virginia,  during  the american civil war. the  seven  days ended with mcclellan's army in relative safety next to the james river, having suffered almost 16,000 casualtiesduring  the retreat.