North Korea has successfully developed a new ballistic control system for a multiple rocket launcher along with controllable shells, state media KCNA reported on Monday.
The Academy of Defence Science, which oversees the country's missile development, conducted a "ballistic control" test firing of 240-mm calibre controllable multiple rocket launcher shells on Sunday, KCNA said.
KCNA said the strategic value of the 240 mm-caliber multiple rocket launcher will be "reevaluated" its role in battlefields will also increase due to what it called "rapid technical improvement".
The development of the shell and the ballistic control system will make a "qualitative change" in its army's multiple rocket launcher force, the report added.
Sunday's launch comes amid multiple missile tests by North Korea in recent weeks and growing ties between Pyongyang and Moscow - moves that have been criticized by the US and its allies as escalating tensions in the Korean Peninsula.
North Korea has accused the US and South Korea of escalating tensions with their large-scale military drills.
The US House of Representatives rejected an effort on Thursday to stop President Donald Trump's air war on Iran and require that any hostilities against Iran be authorized by Congress, backing the Republican president's military campaign.
Foreign ministers from the Gulf Cooperation Council (GCC) and the European Union have strongly condemned the Iranian attacks targeting GCC states, calling them a direct threat to regional and global security.
US President Donald Trump claimed the right to join Iran in deciding its next leader as the war escalated, with US and Israeli jets hitting areas across the country and Gulf cities coming under renewed attack.
British Prime Minister Keir Starmer said on Thursday that four additional Typhoon fighter jets would be sent to Qatar amid the ongoing regional developments, insisting that the UK has the right plan for defence.