| 2026-03-17 | ICE Charter Flights Deport Approximately 15 Ukrainians to Poland-Ukraine Border via Shannon, Ireland Journey Aviation · U.S. Immigration and Customs Enforcement · Human Rights First |
| confirmed |
| 2025-12-27 | Russia Launches Massive Attack on Kyiv with 500 Drones and 40 Missiles Vladimir Putin · Volodymyr Zelenskyy | | confirmed |
| 2024-09-30 | Biden Uses Emergency Drawdown Authority 55 Times to Send $31.7B in Weapons to Ukraine Joe Biden · Pentagon · U.S. Congress · Ukraine · +1 |
| confirmed |
| 2022-03-01 | Task Force KleptoCapture Launched: US Expands Anti-Kleptocracy Operations Merrick Garland · Andrew Adams · Department of Justice · Federal Bureau of Investigation · +3 |
| confirmed |
| 2020-02-07 | Trump Fires Impeachment Witnesses Vindman and Sondland in Coordinated Retaliation Purge Donald Trump · Alexander Vindman · Yevgeny Vindman · Gordon Sondland · +2 |
| confirmed |
| 2020-01-31 | Bolton Book Manuscript Reveals Trump Directly Tied Ukraine Aid to Biden Investigation John Bolton · Donald Trump · Mitch McConnell · Senate Republicans |
| confirmed |
| 2020-01-31 | Senate Votes 51-49 to Block Witnesses in Impeachment Trial, Ensuring Trump Acquittal Mitch McConnell · Mitt Romney · Susan Collins · Senate Republicans · +1 |
| confirmed |
| 2020-01-16 | Pelosi Transmits Impeachment Articles to Senate After 28-Day Strategic Delay Nancy Pelosi · Mitch McConnell · Adam Schiff · Donald Trump |
| confirmed |
| 2019-12-18 | House Votes to Impeach Trump on Abuse of Power and Obstruction of Congress Donald Trump · Nancy Pelosi · Adam Schiff · House Democrats |
| confirmed |
| 2019-11-21 | Fiona Hill Testifies - Giuliani Ran Shadow Ukraine Policy for "Domestic Political Errand" Fiona Hill · Rudy Giuliani · John Bolton · Gordon Sondland · +1 |
| confirmed |
| 2019-11-20 | Sondland Testifies - "Was There a Quid Pro Quo? The Answer Is Yes. Everyone Was in the Loop." Gordon Sondland · Mike Pompeo · Mike Pence · Mick Mulvaney · +2 |
| confirmed |
| 2019-11-16 | OMB Official Mark Sandy Testifies on Ukraine Aid Freeze, Reveals Two Colleagues Resigned Over Concerns Mark Sandy · Michael Duffey · Donald Trump · Office of Management and Budget |
| confirmed |
| 2019-11-15 | Ambassador Yovanovitch Testifies on Giuliani Smear Campaign and Removal from Ukraine Post Marie Yovanovitch · Rudy Giuliani · Donald Trump · Lev Parnas · +1 |
| confirmed |
| 2019-10-29 | Lt. Col. Vindman Testifies - "It Was Improper for the President to Demand Investigation of U.S. Citizen" Alexander Vindman · Donald Trump · Fiona Hill |
| confirmed |
| 2019-10-22 | Acting Ukraine Ambassador Bill Taylor Testifies - Clear Quid Pro Quo for Biden Investigation Bill Taylor · Gordon Sondland · Rudy Giuliani · Donald Trump |
| confirmed |
| 2019-10-08 | Trump Blocks Ambassador Sondland Testimony, Declares Total Obstruction of Congress Donald Trump · Gordon Sondland · Mike Pompeo · Adam Schiff |
| confirmed |
| 2019-09-24 | Speaker Pelosi Announces Formal Impeachment Inquiry After Ukraine Revelations Nancy Pelosi · Donald Trump · Adam Schiff · House Democrats |
| confirmed |
| 2019-09-24 | Trump Freezes Ukraine Military Aid Demanding Biden Investigation Donald Trump · Volodymyr Zelenskyy · Rudy Giuliani · William Barr · +4 |
| confirmed |
| 2019-08-12 | Intelligence Community Whistleblower Files Urgent Complaint About Trump-Zelensky Call IC Whistleblower · Michael Atkinson · Joseph Maguire · Donald Trump |
| confirmed |
| 2019-07-25 | Russell Vought Freezes Ukraine Aid on Trump Order, Triggering First Impeachment Russ Vought · Donald Trump · Volodymyr Zelenskyy |
| confirmed |
| 2019-07-25 | Trump Pressures Zelensky in Phone Call - "I Would Like You to Do Us a Favor Though" Donald Trump · Volodymyr Zelenskyy · Rudy Giuliani |
| confirmed |
| 2019-05-07 | Ambassador Marie Yovanovitch Recalled from Ukraine After Giuliani-Led Smear Campaign Marie Yovanovitch · Donald Trump · Rudy Giuliani · Yuriy Lutsenko · +3 |
| confirmed |
| 2019-01-10 | The Intercept reveals Ring employees in Ukraine had unfettered access to customer video feeds Ring · Amazon · Jeff Bezos |
| confirmed |
| 2017-02-15 | Cofer Black, Former Blackwater Vice Chairman and CIA Counterterrorism Chief, Joins Burisma Board Joseph Cofer Black · Erik Prince · Nikolay Zlochevskyi · Hunter Biden · +1 |
| confirmed |
| 2016-08-14 | Black Ledger Reveals $12.7 Million in Secret Cash Payments to Trump Campaign Chair Manafort Paul Manafort · Viktor Yanukovych · Oleg Deripaska · Trump Campaign · +1 |
| confirmed |
| 2014-05-12 | Hunter Biden Joins Burisma Board While Father Leads Ukraine Policy Hunter Biden · Burisma Holdings · Joe Biden · Devon Archer |
| confirmed |
| 2014-03-18 | Annexation of Crimea: Putin's Strategic Asset Seizure Vladimir Putin · Sergey Aksyonov · Viktor Yanukovych · Sergey Lavrov · +1 |
| confirmed |