Sen. Barack Obama gives his acceptance speech at the Democratic National Convention in Denver, 28 Aug. 2008

Barack Obama has accepted the Democratic Party's presidential nomination, with a ringing call for change and a promise to end what he called eight years of "failed policies" of Republican President George Bush.

The Illinois senator appeared before nearly 80-thousand cheering supporters Thursday on the final day of the Democratic National Convention in Denver. He is the first African American in U.S. history to lead a major party presidential ticket.

Bangla Service's special program includes an interview with veteran journalist Mohammed Ullah.