Key developments on North Korea this week

SEOUL, Nov. 25 (Yonhap) -- The following are key developments regarding North Korea this week.

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Nov. 21 -- N. Korea voices 'strong regret' over U.N. chief's criticism of its recent ICBM launch

22 -- N. Korean leader's sister denounces UNSC's 'double standards' over council meeting on recent ICBM launch

23 -- S. Korean defense chief calls on China to play 'constructive' role over N.K. threats

24 -- N. Korean leader's sister lambasts Yoon Suk-yeol gov't over talk of sanctions on Pyongyang

25 -- S. Korea to cremate body of presumed N. Korean found near border amid Pyongyang's silence

N. Korea holds national conference of security officers for socialist system
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