1) Maritime incident in Chile
Found on
https://www.crosswordclues.com/clue/flach
[submarine] Flach was the first submarine designed and built in Chile in 1866. It was lost on a test run the same year, and is believed to lie on the seabed of the bay of Valparaiso. ==History== The Flach was built in 1866 at the request of the Chilean government, by Karl Flach, a German engineer and immigrant. It was the fifth submarine bu...
Found on
http://en.wikipedia.org/wiki/Flach_(submarine)
No exact match found.
