National Party president Mir Hasil Khan Bizenjo passed away on Thursday in Karachi.
He had been admitted to Aga Khan Hospital in a critical condition in the morning.
According to reports, the senior politician has fought lung cancer in the past few months.
From 2017 to 2018, Senator Bizenjo served as Minister of Maritime Affairs in Shahid Khaqan Abbasi’s cabinet.
Because of his firm stance on democracy, he is regarded as a distinguished figure in Pakistani politics.