Ivan Kharchenko personally defused more than 1500 bombs weighing more than 500 kilograms each and 25,000 other explosive objects during the battles of Stalingrad and Kiev

A Soviet Army Military engineering Colonel and Hero of the Soviet Union, Kharchenko continued his military service until retirement in 1964. Until 1956 he was personally engaged in rendering innocuous explosive items left over from World War II. (Wikipedia)

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He died on 1 July 1989 and is buried in the Berkovetske Cemetery in Kiev.