They wanted the roads for their Army, just like the US Interstate system was originally created in case the Army needed to be moved across the country very quickly if the Soviets attacked.

只关注军队用路，就好像美国州际公路系统,原本是为了苏联攻击时,陆军能快速穿越国家而建的。

耶鲁公开课 - 新约课程节选

That is the Army prison system.

CNN: Journalist: 'Amazing' collapse of Army prison system

And it's taken a while for the Army's personnel system, the Army's officer corps to really understand how fundamental this shift is, that the key to success is no longer exclusively American combat units well trained and well led, but is now increasingly Iraqi Security Forces well trained and well led.

NPR: U.S. Turns More Attention to Training Iraqi Forces

The constitution, the police, the army and the judicial system have all been reformed.

ECONOMIST: Turkey's presidency