‘Obama: In Pursuit of a More Perfect Union’: 3-Part Doc Gets Premiere Date on HBO HBO is gearing up to premiere a three part documentary, Obama: In Pursuit of A More Perfect Union. The premiere will take place over three consecutive nights beginning Tuesday August 3rd at 9p EST. Parts 2 and 3 will air on August 4th and August 5th at 9pm. The documentary will chronicle Barack Obama’s personal and political journey in the face of everything happening racially in the country. What documentaries have you watched lately?