First broadcast November 2007
As the war in Iraq seems to be continuing with no end in sight, comparisons have increasingly been made with the US experience in Vietnam.
Many of the same questions asked then are being asked again now.
When will the conflict end? Has the United States got itself stuck in another quagmire? Is the war in Iraq winnable at all?
Not everyone, however welcomes these comparisons.
Part One - Past and present compared?
Listen to the programme
In the programme - the first of a 2 part series - our Diplomatic Correspondent Jonathan Marcus compares the impact of the two conflicts on American society and politics.
It seems that the parallel between the two wars is being used in campaigns of a few presidential candidates.
The BBC Podcasts are for your personal non-commercial use only.
All title, ownership rights and intellectual property rights in and to the BBC Podcasts shall remain the property of the BBC or third parties.
You may not edit, alter, adapt or add to the BBC Podcast in any way.
The BBC Podcasts are made available by the BBC on an "as is" and "as available" basis and the BBC gives no warranty of any kind in relation to the BBC Podcast.
To the maximum extent permitted by law the BBC will not be liable for any loss or damage which you may suffer as a result of or connected to the download or use of the BBC Podcasts
See the full BBC Podcast: Standard Licence Terms here.