Based on historical perspective, some composers outside the mainstream of Romanticism challenged the validity of the predominantly German-style, epitomized by the music of Johannes Brahms.
Johannes Brahms was a famous German composer, pianist, and mover of the Romantic period who lived between 1833 to 1897.
His music was famous across Europe, with more significant influence.
Johannes Brahms was generally referred to as a traditionalist and an innovator of Romanticism.
With over 100 German folk songs to his credits, Johannes Brahms became an inspiration for many subsequent composers.
Hence, in this case, it is concluded that the correct answer is Johannes Brahms.
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