Was the U.S. Civil War considered to be major world news at the time? How likely would it have been for an average European citizen to be aware of what was happening in the U.S.?

by H3d0n1st
sunagainstgold
TumbleDryLow

As a corollary: what was the Brazilian reaction to the civil war? As the only other major slave holding nation at the time (I think?), I would think the Civil War would've piqued their interest.