Starbucks Korea’s weekly payment volume dropped by more than 8 billion won ($5.3 million) in the week following controversy over its “Tank Day” event, data showed Wednesday.

Controversial ‘Tank Day’ campaign evoked a 1980 military crackdown on pro-democracy protesters

Coffee chain has seen 'very significant' drop in sales after campaign that evoked crackdown, local operator says.

Starbucks Korea’s weekly payment volume dropped by more than 8 billion won ($5.3 million) in the week following controversy over its “Tank Day” event, data showed Wednesday.