Complex sentence: Tens of thousands of copies were printed in pamphlet form by the Anti-Corn Law League, the report was quoted in the major newspapers, reprinted in America, and published in an abridged form by The Spectator.
Split into simpler sentences: Tens of thousands of copies were printed in pamphlet form by the Anti-Corn Law League. The report was quoted in the major newspapers, reprinted in America, and published in an abridged form by The Spectator.