What is the fine-grained topic of the following text: They subsequently met with the two seminars separately where Roberts reviewed how the private industry can provide support for the U.S. government and Imbrie discussed private sector support for post-conflict reconstruction, drawing on DI programs to illustrate how contractors can help meet national objectives for civilian security, law enforcement, judicial reform, and building governance capacity. Only return the topic.
Private sector support for U.S. government and post-conflict reconstruction