Conversation so far:
Did Sanjay Dutt star in any major films in 2007?
Sanjay Dutt starred in movies like Dhamaal and Shootout at Lokhandwala in 2007.
Did Sanjay Dutt act in any films between 2007 and 2009?
Sanjay Dutt acted in Lage Raho Munna Bhai, Dhamaal, Shootout at Lokhandwala, and All the Best between 2007 - 2009.
What did Sanjay Dutt do between 2007 and 2009?
On 31 July 2007, the TADA court sentenced Dutt to six years' rigorous imprisonment under Arms act for illegal possession of weapons.
Did Sanjay Dutt serve his entire sentence for illegal possession of weapons?
After serving his sentence with good behaviour and conduct, Sanjay Dutt was released in 2016.
Did Sanjay Dutt make any comments about his imprisonment?
Is there anything else interesting about Sanjay Dutt and his imprisonment besides his release?
Sanjay Dutt had given Qayuum's name to the police when confessing to arms possession, saying that in September 1992 he had bought a pistol from Qayuum in Dubai.

Question: Why was he in illegal possession of weapons?
Self-contained rewrite: Why was Sanjay Dutt in illegal possession of weapons?