Kalka as a location, referring to a place in India.

Kalka as a historical reference, possibly relating to the Kalka War.

कलका युद्ध से संबंधित एक ऐतिहासिक संदर्भ।

English Usage: The Kalka War was a significant event in the region's history.

Hindi Usage: कलका युद्ध क्षेत्र के इतिहास में एक महत्वपूर्ण घटना थी।