US was swift to respond, with Secretary of State Mike Pompeo urging North Korean leader Kim Jong-un to "take a different course" and stressing that the US wanted "peace not confrontation" with the North.
The New Year address is expected to touch upon a wide range of issues, from foreign affairs and military development to the economy and education.
North Korean leader Kim Jong Un has convened a key meeting of top ruling party officials, ahead of a year-end deadline for Washington to shift its stance on stalled nuclear talks.
As of 2019, the US has imposed nearly 8,000 sanctions on several countries, organisations and individuals.
"We remain ready to take actions in parallel, and to simultaneously take concrete steps towards this agreement," the US envoy to the UN said adding that North Korea needed to make "the difficult, but bold decision" to work with the United States.
Seoul's Defense Ministry said in a brief statement that South Korea and the United States are closely monitoring activities at the Sohae site and other key North Korean areas.
Pakistan's biggest case against the traffickers has fallen apart. Of the 52 Chinese nationals charged, a court in Punjab acquitted 31 while another 21 Chinese defendants left the country after they were granted bail.
The projectiles were fired eastwards from South Hamgyong province and came down in the Sea of Japan, also known as the East Sea, South Korea's Joint Chiefs of Staff says.
North Korea said it sees no legitimate reason for its leader Kim Jong-un to attend the ASEAN summit, accusing South Korea of harming relations by depending on the US in resolving inter-Korean issues.
The latest launch is seen by analysts as the most provocative test by North Korea since it started the talks with the United States in 2018.
The launch came hours after a senior North Korean diplomat announced that North Korea and the United States have agreed to resume working-level nuclear negotiations this weekend.
Donald Trump has one less hawk in his administration, that much is certain. What is unclear is whether it means a less combative foreign policy with countries like Iran or Venezuela.
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