South Korean President Yoon Suk Yeol warned during an address to the U.N. General Assembly that Seoul and its allies will not "stand idly by" if Russia gives North Korea technical assistance with its weapons program.

Sept. 21 (UPI) – South Korean President Yoon Suk Yeol warned during an address to the United Nations General Assembly that Seoul and its allies will not “stand idly by” if Russia gives North Korea technical assistance with its nuclear and missile programs.