Center for Strategic and International Studies
The Center for Strategic and International Studies (CSIS) is a U.S. think tank focused on foreign policy and national security, founded in 1962 and headquartered in Washington, D.C. It produces policy research, hosts high-level discussions, and is widely cited by governments, media, and academics on global affairs.
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US envoys Witkoff and Kushner travel to Moscow and Kyiv with proposal to end war; Kremlin expects no progress
US special envoys Steve Witkoff and Jared Kushner were scheduled to arrive in Moscow on Saturday, September 5, 2026, with a proposal to end Russia's war against Ukraine, before traveling to Kyiv on Sunday, September 6. Kremlin-linked sources told Bloomberg expectations for the visit were "extremely low" and that previous trips had produced no progress. Ukraine offered to temporarily halt air strikes during the trip and expects Moscow to reciprocate, but no ceasefire had been confirmed as of reporting.