Some 170 rounds of Liberation war-time bullets and four grenades have been discovered in Samashpur area under Sreenagar upazila of the district.
Locals found the ammunition during digging hole on a mosque premises on Saturday and they informed police, says ASP (Lauhajang circle) Shamsuzzaman Babu.
Police said the workers started digging up holes to build a room for the Imam of a mosque in the area and they found the ammunition around 3:15pm.
The ASP said: “We initially suspect that the bullets and grenades were kept under soil during the 1971 Liberation War. They have been damaged in course of time.”