Answer: The purpose of the footnote to paragraph 4 is that It provides an additional fact related to the Civil War.
The <span>purposes of the three </span>freedmen's<span> bureau was to oversee relations between former masters and slaves</span>
One of <em>the main factors for the success of the United States in its conflict with Great Britain</em> was that <em>the English men were busy with the war against France</em>. They tried their best to keep the Americans back, while they were fighting against the French. After the Americans won some final battles, Great Britain and the United States of America signed for peace between them. <em>The winning of the final battles by the Americans were another factor for their success against the British</em>.
He said his own opinion and not everyone did that, so he drawed attention.
B. Bolsheviks
“Under the rule of the Czars, Russia once tried (and failed miserably) to develop a sustainable middle class. That failure ultimately helped pave the way for the Bolshevik Revolution of 1917.”