What was the significance of the Battle of Shanghai during the Second Sino-Japanese War?

The Battle of Shanghai, which began on August 13, 1937, marked the full-scale outbreak of the Second Sino-Japanese War. This engagement was significant because it demonstrated China's strong nationalistic sentiment and its commitment to resisting Japanese aggression. Despite Japan's superior naval and air power, the Chinese forces put up a stubborn defense, committing both countries' prestige to the conflict. Although Shanghai eventually fell to the Japanese by December 1937, the prolonged resistance showcased China's determination to fight, buying time to seek foreign support.12