Complex sentence: As the national intelligence officer for the Middle East, I was in charge of coordinating all of the intelligence community's assessments regarding Iraq; the first request I received from any administration policymaker for any such assessment was not until a year into the war.
Split into simpler sentences: As the national intelligence officer for the Middle East, I was in charge of coordinating all of the intelligence community's assessments regarding Iraq. The first request I received from any administration policymaker for any such assessment was not until a year into the war.