Complex sentence: By 30 May, the Druze had defeated the Keserwan fighters in Beit Meri, and the fighting spread throughout the Matn district, with 35--40 Christian villages being burned.
Split into simpler sentences: By 30 May, the Druze had defeated the Keserwan fighters in Beit Meri. Fighting subsequently spread throughout Matn, with 35--40 Christian villages being burned.