1939年到1940年间中共中央为了开辟敌后抗日根据地,支援新四军渡江北上抗日,作出了八路军主力南下华中作战的战略决策。在这个决策实施中,一支在苏北敌后坚持斗争的“淮河大队”,对主力南下起到了不可估量的策应作用。一1938年12月底,中共山东分局苏皖特委派原徐州东南区党委书 From 1939 to 1940, in order to open up the anti-Japanese base area behind enemy lines and support the New Fourth Army in crossing the anti-Japanese war against Japan in the north, the CPC Central Committee made the strategic decision to make the Eighth Route Army its main force to fight the war in central China. In this decision-making process, a “Huaihe Brigade” persisting in the struggle behind the enemy in northern Jiangsu has played an invaluable role in making major efforts toward the south. By the end of December 1938, Jiangsu Branch of the CPC Shandong Branch dispatched the party committee secretary of Xuzhou Southeast District