Overview
- The lapse removes binding caps and on‑site verification for the world’s two largest nuclear arsenals for the first time in more than half a century.
- Putin, via aide Yuri Ushakov, reiterated an offer to voluntarily observe current limits for one year if Washington reciprocates, but the White House has not formally replied.
- President Donald Trump has signaled willingness to let the pact end while pursuing a broader agreement that includes China, which has refused to join such talks.
- Kremlin figures Dmitry Peskov and Dmitry Medvedev warn the situation will become more dangerous, as deputy minister Sergei Ryabkov says Russia is ready for a no‑limits reality.
- Arms‑control advocates and experts warn both sides could upload hundreds of warheads and fuel a multi‑power arms race, with ICAN and Pope Leo XIV urging restraint and Germany faulting Moscow for the breakdown.