Debussy wanted to distance himself from what he considered the emotional excess of the Romantics and instead wanted to write music that, through sound, created an ambience similar to that of the Impressionist painters and Symbolist poets of his day.
All books initially copyrighted in the US from 1964 through 1977 have had their copyrights automatically renewed (by law) and the copyrights are still in force. The initial copyright term was 28 years; the renewal was for 67 more years.
Comic books with original material are often said to have started around February 1935, when New Fun was issued by DC comics. Prior to that time there were some comic books, but these were merely newspaper comic strips compiled into book form and sold as collections or anthologies.