The Israeli Air Force destroyed an underground bunker belonging to Iran’s late supreme leader, Ali Khamenei, in Tehran on Friday morning, the Israeli military said.

Germany is preparing to significantly expand its network of bomb-proof bunkers and civilian shelters, according to Ralph Tiesler, head of the Federal Office of Civil Protection and Disaster Assistance (BBK).

South Korea has deployed a new homegrown bunker buster missile capable of striking underground enemy targets, the Joint Chiefs of Staff (JCS) has said, in its efforts to deter North Korean military threats.