Explosion at Hanwha Aerospace in Daejeon kills 5, injures 2—Korea’s only gas turbine engine maker, part of Hanwha since 1977 (ex-Samsung Precision).
South Korea's stock market, the Kospi, plunged over 12% on March 5, its largest single-day drop, driven by fears over Middle East conflict and energy prices. Tech giants Samsung and SK Hynix led the decline, wiping out billions in market value amid global uncertainty.