Complex sentence: Joseph Arch (10 November 1826--12 February 1919) was an English politician, born in Barford, Warwickshire who played a key role in what Karl Marx called the "Great awakening" of the agricultural workers in 1872.
Split into simpler sentences: Joseph Arch (10 November 1826--12 February 1919) was an English politician, born in Barford, Warwickshire. Arch played a key role in what Karl Marx called the "Great awakening" of the agricultural workers in 1872.