World War Two.

The wreckage of the Italian submarine Jantina that was sunk during World War II by the British submarine HMS Torbay, lays south of the island of Mykonos, in the Aegean Sea, Greece, November 3, 2021. Kostas Thoctarides/Handout via REUTERS
World+Biz

Greek divers discover Italian World War Two submarine wreck

The Jantina, which had sailed from the Greek island of Leros with 48 sailors on board, sank on 5 July, 1941, after being hit by torpedoes fired by British submarine HMS Torbay

Diggers Andriy Ryshtun and Oleksandr Ivanov explore the city sewage system where dozens of Jews were hiding from the Nazis during World War Two in Lviv, Ukraine September 25, 2021. REUTERS/Gleb Garanich
Europe

Ukrainians unearth hiding places of Jews in city sewers during Nazi Holocaust