"The global community is strengthening sanctions and pressure against North Korea and even Moon is in the United States to strengthen worldwide coordination against the North Korean problem", said Son.
After a meeting between ministries and civilian experts, the government made a decision to support programs by the United Nations Children's Fund and the U.N. World Food Program for providing food and medicines to North Korean children and pregnant women, the Unification Ministry said. He also called Jong Un "Rocket Man".
The missiles fired by North Korea on August 29 and September 15 flew over the south of Hokkaido before splashing down in the Pacific Ocean.
US President Donald Trump and his South Korean counterpart have pledged "stronger pressure" on Pyongyang, Seoul said yesterday, after North Korea defied tough new sanctions with a missile test and said it wanted to match American nuclear strength.
Those drills were being conducted between Peter the Great Bay, near Vladivostok, and the southern part of the Sea of Okhotsk, to the north of Japan, it said.
Mattis confirmed that policy on Monday, saying it would not shoot down a North Korean missile unless it poses a direct threat to the United States or its allies. On Saturday, it said it aimed to reach an "equilibrium" of military force with the United States.
"(The US) is disseminating the fraudulent claim that the sanctions and pressure are geared to the so-called peaceful solution.
Beyond its largest missions in Moscow and Beijing, North Korea also has major embassies in London, Rome, Stockholm, and Berlin, as well as dozens of smaller embassies across Africa and Asia.
Pyongyang says it needs nuclear weapons to protect itself from United States forces.
As North Korea's two primary trader partners, President Trump has urged both leaders to do more to help convince Pyongyang to stand down. North Korea rejected earlier offers of assistance and cooperation from Seoul.
But Yoshihide Suga, Japan's chief cabinet secretary, said last week, providing aid to North Korea could undermine worldwide efforts to pressure Pyongyang. The government will decide when to provide the aid considering the state of relations between the rival Koreas, the ministry said.
The US flew advanced bombers and stealth jets over the border, practising attacks by releasing live weapons at a firing range in South Korea.
U.S. Ambassador to the United Nations Nikki Haley said on Sunday the U.N. Security Council had run out of options on containing North Korea's nuclear program and that the United States might have to turn the matter over to the Pentagon.
South Korean opposition parties also criticized the timing of the aid announcement last week, just after global sanctions were imposed.
Russian Federation has also criticised what it describes as "aggressive rhetoric" from the US.