His father , Mirza Ruhul Amin , was a lawyer and a politician of Thakurgoan .
Alamgir was born on 1 August 1948 in Thakurgaon District , Bangladesh .
Alamgir 's father , Mirza Ruhul Amin , was a lawyer and a politician of Thakurgoan .
Alamgir was born on 1 August 1948 in Thakurgaon District , Bangladesh .