1940年秋,抗日战争正处于极困难的相持阶段。日寇在浠蕲边的茅山、兰溪建立了据点,经常对浠蕲边进行清乡扫荡。中共浠蕲边县大队长余乃丹叛变,带了两个中队的武装向蕲春县国民党反动政府投降。余乃丹是本地人,熟悉整个中共浠蕲边的地方组织情况,浠蕲边抗日组织领导成员有的被捕杀害,有的外出隐蔽,地方党组织遭到重大损失。 In the autumn of 1940, the War of Resistance Against Japan was in a very difficult phase of stalemate. The Japanese invaded the Maoshan, Lanxi established strongholds, often carrying out Qing Dynasty Township mopping him. CPC Central Committee Xi Dan border chief Yu Nai-Dan mutiny, armed with two squadrons to the Qichun Kuomintang reactionary government surrendered. Yu Naidan, a native of Hong Kong, was familiar with the situation of the CCP as a whole. Some of the leaders of the Anti-Japanese Anti-Japanese Organization were arrested and killed. Some went out of their way to hide and the local party organizations suffered heavy losses.