Correct Option: B

The Battle of Samugarh was fought on May 29, 1658, between two Mughal princes - Aurangzeb and Dara Shukoh. It was a crucial battle in the struggle for the Mughal throne following the illness of Emperor Shah Jahan, their father.

After Emperor Shah Jahan fell ill, Dara Shukoh, the eldest son, emerged as the favorite to succeed him. However, Aurangzeb, the third son, had other plans and declared himself the rightful heir to the Mughal throne.

The battle of Samugarh was fought near Agra, and Aurangzeb emerged victorious. It was a significant turning point in the Mughal Empire's history as it marked the beginning of Aurangzeb's long and controversial reign.

After winning the battle, Aurangzeb had Dara Shukoh arrested and executed, thereby eliminating his strongest rival for the throne. He also went on to defeat his other brothers, consolidating his power and eventually becoming the Emperor of the Mughal Empire.

The Battle of Samugarh was a crucial event in the Mughal Empire's history, marking a significant shift in power and the beginning of Aurangzeb's rule.