What common threat did all these dynasties face?

They all fought a continuous, multi-generational war with the Deccan Sultanates (formerly Bahmanis) for control of the Raichur Doab.

South Indian Imperial History

UPSC Archival Analysis

Q: The ruling dynasties Sangama, Saluva, Tuluva were associated with:

The Sangama, Saluva, and Tuluva dynasties were the ruling houses of the Vijayanagara Empire in South India. They governed the empire from its founding in 1336 until its mid-16th century decline.

Exam Year

2014

Evidence Source

Link

ID: MED_VIJ_2014_132 Ref: Standard Educational Reference