(LEAD) N. Korea vows to secure 'unparalleled' retaliatory capability over S. Korea's nuclear submarine push
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Source: South Korea
Published: 2026-08-12 18:32 UTC+10:00
Section: General
Factuality Score: 100
Opinion Category: Neutral
Topics: Asia, South Korea, Asia Pacific
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(ATTN: ADDS photo, more details in last 3 paras, CHANGES headline, lead; REVISES quotes from KCNA English report throughout)
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