# Israel's $634M German-built submarine boosts deterrence against Iran

Israel has taken delivery of a new German-built submarine, dubbed a 'doomsday' sub, as part of a $634 million deal. The vessel is believed to enhance Israel's second-strike capability, significantly strengthening its deterrence posture against Iran amid ongoing regional tensions.

**Importance:** 4/5

## Sources

### World
- [Fox News World](https://www.foxnews.com/world/israel-receives-634-million-submarine-germany-major-boost-naval-deterrence) — Sun, 09 Aug 2026 15:34:09 -0400