解放战争战略过渡阶段,中共中央根据国内外形势的变化多次调整经营东北的战略方针,经历了从“控制东北门户,堵绝国民党军进入东北”、“分散兵力发展沿边根据地”、“集中兵力,堵住大门,独占东北”、“依托中小城市和广大乡村建立巩固的东北根据地”到“集中兵力进行最后一战,争夺大中城市和主要交通线”的一系列变化。东北局领导全区军民努力贯彻落实上述战略方针,取得显著成绩,为最终赢得东北解放战争的胜利奠定了基础。 During the strategic transition of the Liberation War, the CPC Central Committee adjusted and adjusted the strategic principle of operating the Northeast many times according to the changes in the situation at home and abroad. It has gone from “controlling the northeast gateway, blocking the entry of the Kuomintang troops into the northeast” and “spreading the bases for the development of scattered forces” “Concentrate on the troops, block the door and monopolize the northeast ”, “relying on small cities and rural areas to establish a consolidated northeastern base ” to "to concentrate their forces for the final battle, compete for large and medium-sized cities and the main traffic line A series of changes. The Northeast Military and Military leaders and leaders of the region worked hard to carry out the above-mentioned strategic guideline and achieved remarkable results, laying the foundation for winning the Northeast Liberation War finally.