Different government organisations, political parties and bodies organised functions at various places to mark the beginning of August 14.
Sindh Governor Kamran Tessori organised a “historic fireworks display” at Governor House at midnight between August 13 and 14.
Renowned singer Atif Aslam performed at the Independence Day programme, Mr Tessori said in a statement issued by his spokesman.
The Muttahida Qaumi Movement-Pakistan also staged a show on main road near Five Star Chowrangi in North Nazimabad to mark the celebrations.
The Pakistan Muslim League-Functional also staged almost a similar show near Sakhi Hasan Chowrangi in North Nazimabad.
The Pakistan Tehreek-i-Insaf held an Independence Day rally from Karachi to Thatta, Kotri, and Hyderabad led by its Sindh chapter president Haleem Adil Sheikh.
The Jamaat-i-Islami held a ceremony at Water Pump Chowrangi.