Because the government in that region has collapsed and it is imperative that we, as fellow Atlasians, keep order.
The Governor is still in office, yes? No one has resigned from office. I went into hiding due to threats against my life. However, I will not let Pacifican aggression go unchecked. Allow the Midwest National Guard to have control over our States.
Good SoIA Cranberry, I beseech you not to allow the Pacific to take control of the Midwest and to either call in the Army to the Midwest or (more preferred) allow the Midwestern National Guard to take control of our territory.