On late Friday night, North Korea fired an ICBM from the northern Jangang province which flew for 45 minutes and subsequently landed in the waters of Japan's exclusive economic zone.
US President Donald Trump said that the US will "take all necessary steps to ensure the security of the American homeland." US Secretary of State Rex Tillerson said in a statement that China and Russia "bear unique responsibility" for the growing threat posed by North Korea.
Experts claim that these types of missiles could hit targets in the US.
Japan's Prime Minister Shinzo Abe said on Saturday that the launch reveals that "the threat to Japan's security has become grave and real" and called for more pressure from the international community on North Korea.
Top US and South Korean military officials discussed military options with the American officers expressing ironclad commitment to the US-Korean alliance. The South Korean and US armies staged a joint ballistic missile exercise on July 28.
South Korean President Moon Jae-in will begin discussions with the US about deploying additional THAAD anti-missile defense units, his office said on Saturday.
North Korean leader Kim Jong-un said Korea has succeeded in a second test of HWASONG-14 ICBM and called the test a 'stern warning' to the United States. South Korea's Defense Minister, Song Young-moo, said on Saturday that Seoul would prepare independent measures to curb North Korea's nuclear threat.