Key Takeaways from the ISW : Russian Security Council Chairperson Dmitry Medvedev used a three-way interview with Western and Russian newswires and an ultranationalist milblogger to reaffirm that Russia’s demands for Ukraine “remain unchanged” and to reject security guarantees for Ukraine. Medvedev continued to use nuclear carrots and sticks, likely in an attempt to distract attention from and secure concessions during US-led peace negotiations on Ukraine. Medvedev implicitly threatened and