Simplify the following text for a Grade 9 native English-speaking person.
Original: Every important Anatolian site during the preceding Late Bronze Age shows a destruction layer , and it appears that here civilization did not recover to the same level as that of the Hittites for another thousand years .
Simplified: Every important Anatolian site during the preceding Late Bronze Age shows a destruction layer . It appears that civilization did not recover to the same level as that of the Hittites for another thousand years .