Original sentence: The People's Republic of Kampuchea was established in 1979, after the Vietnamese invasion of Cambodia, and the central emblem of the flag was modified while retaining the same color pattern
Edited sentence: The People's Republic of Kampuchea was established in 1979, after the Vietnamese invasion of Cambodia, revived the flag adopted by the Khmer Issarak in the days of anti-French resistance.This flag had the same color pattern as the DK flag