Kim Jong-un has reportedly taken part in the military event
Military forces conducted the latest sabre-rattling drill in the eastern port city of Wonsan.
Despot warmonger Kim Jong-un is believed to have taken part in the event.
The U.S. and South Korea Launch Operation Max Thunder
Thu, April 20, 2017
The US and South Korea kicked off a big exercise just as North Korea threatens 'thermonuclear war'. Exercise 'Max Thunder' is to 'enhance interoperability' between the US and South Korean forces
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A South Korean F-15K jet fighter takes off during the 'Max Thunder' South Korea-US military joint air exercise at a US air base in the southwestern port city of Gunsan
Pyongyang has marked important anniversaries with tests of its weapons.
Huge crowds have gathered in Pyongyang for the public holiday as senior officials have gathered to deliver speeches.
Tanks and 4x4s with turrets and missiles attached to the vehicles have been deployed in a carefully choreographed display of military might.
Grainy footage shows Kim Jong-un is at the military rally
It comes as the US, China and Japan have held talks in the past few days as Donald Trump weighs up whether to take military action against North Korea.
North Korea has carried out five nuclear tests and a raft of missile tests.
Donald Trump has proposed tougher sanctions against North Korea in a bid to economically strangle the communist state into submission and give up on its nuclear ambitions.
More to follow…