Complex sentence: Bryan was a devout Presbyterian, a supporter of popular democracy, an enemy of the Gold Standard, banks and railroads, a leader of the silverite movement in the 1890s, a peace advocate, a prohibitionist, and an opponent of Darwinism on religious grounds.
Split into simpler sentences: Bryan was a devout Presbyterian, a supporter of popular democracy, an enemy of the Gold Standard as well as banks and railroads. He was a leader of the silverite movement in the 1890s, a peace advocate, a prohibitionist, and an opponent of Darwinism on religious grounds.