South Korea said the move "will contribute substantially to the alleviation of military tensions and the building of trust between the two Koreas."
Pyongyang said it would "protect the independent and creative life of the popular masses and make selfless, devoted efforts for them."
North Korea needs oil products to develop ballistic missiles and nuclear weapons, according to experts.
President Donald Trump tweeted the letter to him from North Korean supreme leader Kim Jong Un, who shared kinds words but little policy change.
Veteran U.S. diplomat Robert Gallucci said Trump's "tweeting on the subject of war and peace with North Korea isn’t the most useful thing in the world."
KCNA Watch has registered the lowest levels on its Threat Index since North Korean supreme leader Kim Jong Un came to power in 2011.
This year North Korea recognizes July Fourth differently.
The Sinuiju Cosmetics Factory is known for its special "spring fragrance."
This year's Day of Struggle Against U.S. Imperialism and Day of Victory in the Great Fatherland Liberation War may be unusually quiet in the hermit kingdom.
President Donald Trump and North Korean supreme leader Kim Jong Un may finally be getting along, but they have a long way to go before reaching peace.
Trump said his relationship with North Korea "is very good" and that he expects "a total denuclearization, which is already starting to take place."
North Korea also released new posters that promote an April 27 summit meeting between Chairman Kim Jong Un and South Korean President Moon Jae-in.
With no official peace treaty and a heavily fortified border between them, the Koreas are still very much living the Cold War.
The White House released an official photo of President Donald Trump shaking hands with Kim Yo Jong, sister of North Korean dictator Kim Jong Un, Friday. The handshake, which took place during the Singapore Summit this week, marks a significant departure from Vice President Mike Pence’s avoidance of the dignitary at the Winter Olympics earlier this year.
There was one criticism in particular that Fox News’s Sandra Smith pressed Rubio about Wednesday morning during a TV interview.
“Now is it just me, or does it look like president Obama was more willing to give him time to our enemies than our allies?” Sean Hannity said in one 2013 clip.
"The president had seen some of your comments over the last several days," Sanders told Rodman.
The president's past comments about grabbing women may have come back to haunt him.
The aide defended her old tweet despite it resurfacing at the worst possible moment.