Moldova: 3 months
Armenia: 6 months
Mexico: 9 months
Kyrgyzstan: 4-7 months
Requirements would be only having another passport, birth certificate, criminal record certificate and power of attorney.
My contact can offer citizenship with different data in Moldova, Romania, Bulgaria, Kyrgyzstan, Armenia and Mexico between others.
Depending on the country it might take from 3 months to 6 with the exception of Bulgaria (2 years).