In his memoir, General Li Zongren pointed out that Chiang's staff had proposed that the Chinese army reserve around ten divisions along the Wufu Line to protect Nanjing and felt it made no difference if Shanghai could be held for a few months longer at the expense of huge casualties. However, as China was not able to defeat Japan single-handedly, Chiang believed the best option was to bring the western powers into the war by eliciting international sympathy being committed to the resistance in Shanghai.