Lincoln's last card the Emancipation Proclamation as a case of command

"The Emancipation Proclamation is often viewed as one of Abraham Lincoln's crowning achievements, a pivotal moment in American history and a turning point in the Civil War. But it remains a highly contested document. Scholars have put forward competing interpretations of the proclamation, some noting its distinct lack of rhetorical eloquence, others questioning how much credit we should really give to Lincoln. While Richard Hofstadter said it possessed "all the moral grandeur of a bill of lading," others have pointed out that it was intended to withstand legal challenge, rather than persuade or inspire"--