Blue House (Republic of Korea) [KOGL (http://www.kogl.or.kr/open/info/license_info/by.do)], via Wikimedia Commons
The United States has also agreed to suspend military exercises in the region. If North Korea acts up in any way, we can easily reverse this policy at any time. President Trump insists that this is a great trade, and who can blame him? We do spend more than our fair share on defense.
We save a fortune by not doing war games, as long as we are negotiating in good faith - which both sides are!