U.S. President Barack Obama enters the stadium at West Point to give the commencement address at the graduation ceremony at the U.S. Military Academy on May 28, 2014 in West Point, New York
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Obama West Point analysis: 'It is not really a synthesis'

Mark Mardell analyses President Barack Obama's key foreign policy address.

Mr Obama promised a new US foreign policy based on "collective action" with allies abroad.

Go to next video: Obama West Point speech in full