From 1997 to 1999, he was an elected Member of the
National Assembly (MNA) of Pakistan from NA-73,
Bhakkar. He was renowned for his public services not only in his district but also nationwide. He was a brilliant cop (often called Halaku Khan for his bravery), an intellectual, a very wise politician and a king maker in his abilities. He started career from primary level as Assistant Sub-Inspector in
Punjab Police. His last position in the Police Department was a
DIG (Deputy Inspector General), the second highest provincial level police officers position after the
Inspector General (Inspector General). He also worked for PIA (
Pakistan International Airlines). He was given the title "
Halaku Khan" due to his dictatorship style of behavior. It is said that no one was willing to hang former Prime Minister of Pakistan Zulfiqar Ali
Bhutto but Asghar Khan Nawani did. Pakistani film named
Jagga Tax released in 2002 depicts the character of this Police Officer based on
Khan Asghar Nawani aka Halaku Khan (DIG Punjab) (Ex-MNA) which shows his strict and strong attitude towards the criminals. ==References==