The statement is not a verifiable factual claim but rather a legal and political opinion. Whether a war is "flat-out illegal" or whether the President had or lacked "authority" are legal interpretations that depend on contested readings of constitutional war powers, the War Powers Resolution, and international law. Without specifying which war is being referenced (the date is 2026-05-01, which is in the future relative to current knowledge), there is no concrete factual predicate to verify. Therefore, the statement as a whole cannot be classified as factually TRUE.

As of mid‑2024, Donald Trump is not president and there is no record of a war initiated by him in 2026; therefore the claim that Trump launched an illegal war two months prior to May 1 2026 is unfounded.

Donald Trump left office in January 2021, so he could not have launched a war in 2025‑2026; the claim that he lacked authority to start the war is factually incorrect.