Complex sentence: The 1979 Revolution received strong backing from these forces, and as one of the most important bazaars in the country, the Grand Bazaar of Tehran was a center for pro-revolutionary feeling and finance.
Split into simpler sentences: The 1979 Revolution received strong backing from these forces. As one of the most important bazaars in the country, the Grand Bazaar of Tehran was a center of pro-revolutionary feeling and finance.