Alauddin Kalji introduced an innovative Chehra and Dagh System wherein the Chehra system involved the detailed description of each soldier and Dagh system involved branding of horses. Strict review of the army from time totime was carried out.
Abul Fazl who was one of the courtiers who were collectively known as Akbar’s Navratnas (or nine jewels). He wrote Ain-i-Akbari and Akbar Nama. He Lead the Mughal imperial army in its wars in Deccan but was murdered by Bir Singh Bundela.
After the death of Achyuta Deva Raya, the succession was disputed. His son, Venkata I also called as Venkata Raya or Venkatadri Raya, succeeded him, but he was a weak ruler and was killed six months later.