Social change has historically had a great influence on government in that it can cause the government to be replaced, overthrown, or changed--especially when this social change comes in the form of a revolution or uprising.
I believe Ancient Rome<span> had twice been submitted to sack in the fifth century A.D., after a lengthy decline which followed more than a millennium of dominance, first over central </span>Italy<span> and then over an empire that surrounded the </span><span>Mediterranean Sea.
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Baroque music is highly ornamental and contains numerous modulations and counterpoints and soloists and similar things which wasn't common at the time. A piece of music can be Well-Tempered Clavier by Bach. In the compositions found in the Well-Tempered Clavier collection, Bach introduced numerous new concepts that were designed to teach others new revolutionary things in music. He mostly focuses on the Piano but a harpsichord and an Organ can also be used. There's a huge variety of styles and irregular number of measures and a variety of music coda.
Answer:
It was important for the Confederacy to defend Richmond, Virginia because Richmond was the seat of the Confederate government (its capital). The loss of Richmond would be the Union equivalent of losing Washington D.C. to the Confederates. It was widely considered that the capture of the other side's capital would signal the end of the Civil War.