Akbar's involvement in the Deccan affairs and the success of the Mughal Empire in the Deccan during his reign can be attributed to several factors. These factors include territorial expansion, the desire for economic and political control, the need to suppress rebellions, and the establishment of a strong central authority.

1. Territorial Expansion:
• Akbar aimed to expand the Mughal Empire and bring the entire Indian subcontinent under his control.
• The Deccan region was strategically important due to its rich resources, trade routes, and political significance.
• Consequently, Akbar sought to annex the Deccan territories to strengthen the Mughal Empire.

2. Economic and Political Control:
• The Deccan was known for its fertile land, abundant resources, and thriving trade networks.
• By gaining control over the Deccan, Akbar aimed to tap into these economic resources and increase the revenue of the Mughal Empire.
• Additionally, the Deccan was home to several powerful local kingdoms, and by subjugating them, Akbar aimed to establish Mughal dominance and political control over the region.

3. Suppression of Rebellions:
• The Deccan region witnessed frequent rebellions against the Mughal Empire, mainly by local rulers who resisted Mughal authority.
• Akbar realized that suppressing these rebellions was crucial to maintaining stability and control over the region.
• Therefore, he personally led military campaigns in the Deccan to crush these rebellions and establish Mughal rule.

4. Centralization of Authority:
• Akbar aimed to establish a strong central authority and implement his policies effectively throughout the empire.
• The Deccan, being a significant region, presented a challenge to his centralization efforts.
• By successfully asserting Mughal control in the Deccan, Akbar demonstrated his authority and ensured that his policies were implemented uniformly across the empire.

Conclusion:
In conclusion, Akbar's involvement in the Deccan affairs and the success of the Mughal Empire in the Deccan during his reign can be attributed to the factors of territorial expansion, economic and political control, suppression of rebellions, and centralization of authority. These actions aimed to strengthen the Mughal Empire, tap into the Deccan's economic resources, establish political dominance, and maintain stability in the region.