Explanation:

- In 1526, Babur, founder of the Mughal Empire, defeated the Sultan of Delhi, Ibrahim Lodi. This historic battle marked the beginning of the Mughal era in India.

- Option 1: Mathura - Although Mathura is an ancient city, it isn’t where this battle occurred.

- Option 2: Lahore - Lahore is a historical city in present-day Pakistan, but it wasn’t the battleground for this conflict.

- Option 3: Panipat - This is the correct location where Babur defeated Ibrahim Lodi. The first Battle of Panipat is a significant event in Indian history.

- Option 4: Malwa - Malwa was an important region but not related to this particular battle.