Representatives from Russia and Ukraine will be in meetings to try to hammer out details of a ceasefire on Monday. But peace is still a long way off.For starters it's only a partial ceasefire—no strikes on energy infrastructure. It's only for 30 days.And the Ukrainians and Russians aren't even mee ting with each other. The U.S. will be a go-between.One of the biggest things working against a new agreement, is what happened after Ukraine's last agreement with Russia. And the ones before that.Ukraine says it won't trust a promise from Russia. It needs security guarantees. To understand why, you've got to go back to the birth of independent Ukraine.For sponsor-free episodes of Consider This, sign up for Consider This+ via Apple Podcasts or at plus.npr.org.Email us at considerthis@npr.org. ...read more read less