Complex sentence: The French Revolutionary Wars and the Napoleonic Wars that followed them caused food shortages; the price of wheat almost tripled between 1792 and 1812, but wages for the working class remained almost unchanged.
Split into simpler sentences: The French Revolutionary Wars and the Napoleonic Wars that followed them caused food shortages. The price of wheat almost tripled between 1792 and 1812, but wages for the working class remained almost unchanged.