Q: Passage: The First Battle of Panipat, on 21 April 1526, was fought between the invading forces of Babur and the Lodi Empire. It took place in north India and marked the beginning of the Mughal Empire. This was one of the earliest battles involving gunpowder firearms and field artillery in India.

Question: Based on this passage, when was the first battle of panipath fought?
Let's give stream of consciousness below
The important part for answering this question is: The First Battle of Panipat, on 21 April 1526, was fought between the invading forces of Babur and the Lodi Empire. So the answer is 21 April 1526.