Complex sentence: The government did nothing to safeguard the statue after the initial attempt at destroying the Buddha, which did not cause permanent harm, and when the second attack took place on the statue the feet, shoulders, and face were demolished.
Split into simpler sentences: The government did nothing to safeguard the statue after the initial attempts to destroy the Buddha, which did not cause permanent harm. But when a second attack took place on the statue, the feet, shoulders, and face were demolished.