Choe Ryong Hae, who some say is the second-most powerful official in North Korea, said in a speech that the country is ready to stand up to any threat posed by the United States.
North Korea rolls out missiles, other weaponry at parade →
"We will respond to an all-out war with an all-out war and a nuclear war with our style of a nuclear attack," said Choe, widely seen by analysts as North Korea's No. 2 official.
North Korea flaunts long-range missiles in birthday parade →