North Korean leader Kim Jong Un's influential sister said Tuesday that the deployment of a U.S. aircraft carrier to South Korea would prompt Pyongyang to bolster its nuclear arsenal and ramp up military provocations.

The warning from Kim Yo Jong follows the arrival of the USS Carl Vinson and its strike group at the South Korean port of Busan - which she condemned as "confrontation hysteria of the US and its stooges".

North Korea's Kim Yo Jong, the powerful sister of leader Kim Jong Un, criticised the U.S. Trump administration for stepping up "provocations" and said it justified the nuclear state increasing its nuclear deterrent,

SEOUL, South Korea (AP) — The powerful sister of North Korean leader Kim Jong Un threatened Tuesday to launch high-profile provocations in response to the arrival of a U.S. aircraft carrier in South Korea and other U.S. military activities, which she slammed as “confrontation hysteria of the U.S. and its stooges.”

Kim Yo Jong, the sister of North Korean leader Kim Jong Un, has condemned the United States' move to deploy an aircraft carrier in South Korea, calling it an act that justifies Pyongyang’s nuclear program.