It would be the first direct correspondence between the two since President Donald Trump canceled a high-level visit to North Korea, but they have exchanged praise.
While touring a medical factory, North Korean supreme leader Kim Jong Un "said he cannot but be very concerned about and disappointed by the bad situation."
North Korea warned its U.S.-backed neighbor that letting foreigners decide their fate was "tightening the noose of subordination around the necks of Koreans."
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Syrian President Bashar al-Assad said in July that regaining control of Idlib was a priority.
A new 38 North report shows that Pyongyang appears to be exceeding U.S. expectations at a key launch site, but cautions that these are "first steps."
"It's absolutely clear that Russia needs to do more," a State Department official said after a report that Russia has issued 700 new work permits this year.
Even the president's daughter Ivanka disagrees with her father's classification of the media and journalists.
The world's most heavily fortified border is seeing a rare period of diplomacy between its rival neighbors.
"We have no indications that there is anything amiss. But we don't know, we can't confirm it one way or another," Secretary of Defense James Mattis said.
A new 38 North report shows the apparent dismantling of the Sohae Satellite Launching Station, something it calls "a significant confidence-building measure."
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.
The number of people who think grey cardinals govern steer world affairs has skyrocketed since the start of Russia's fallout with the West.
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."
Decision on the International Organization for Migration's director general comes at a time when U.S. immigration practices face national and international scrutiny.
Trump said his relationship with North Korea "is very good" and that he expects "a total denuclearization, which is already starting to take place."