North invaded South in hopes of unifying the country under his control
San Francisco Peace Treaty 1951: between Japan + allied powers, treaty didn't restrict Japanese economy, its political model or its military, in return US could have unrestricted use of their military bases. USSR + China refused to sign
NSC-68: Truman emphasised the importance of nuclear weapons + need to develop them, stressed urgency of building USA's political, economic + military power, emphasis on containment