The answer is the Mayan Empire.
Answer:
1. Se lava
2. lava
3. salgo
4. gustas
5. celebra
6. nada
7. come
8. conduce
9. nos despertamos
10. cree
11. decide
12. miran
13. tomo
14. planchamos
15. sacan
Explanation:
The site spanishdict.com is very helpful for conjugations.