新四军成立时，四大支队的司令分别是谁，后来被授予什么军衔？

Core Viewpoint - The New Fourth Army, despite its relatively weaker overall strength compared to the Eighth Route Army, demonstrated significant bravery and resilience during the Anti-Japanese War, producing many outstanding leaders and contributions to the war effort [1]. Group 1: Formation and Structure - The New Fourth Army was officially established on December 25, 1937, in Hankou, Hubei, and was composed of the Red Army and guerrilla forces from eight southern provinces [1]. - Initial leadership included Ye Ting as the commander, Xiang Ying as the deputy commander, Zhang Yunyi as the chief of staff, and Yuan Guoping as the political department director, with four main detachments forming its core [1]. Group 2: Detachment Strengths - The First Detachment, led by Chen Yi, started with over 1,000 troops and grew to 2,300, facing severe equipment shortages [3]. - The Second Detachment, commanded by Zhang Dingcheng, had around 1,800 troops and similar equipment challenges, primarily drawing personnel from areas where Zhang had previously operated [3]. - The Third Detachment, under Zhang Yunyi, had approximately 2,100 troops with better equipment, achieving a near one-to-one ratio of weapons to soldiers [5]. - The Fourth Detachment, led by Gao Jingtian, was the largest with over 3,100 troops and superior equipment, primarily formed from the Red 28th Army [5]. Group 3: Post-War Developments and Honors - Chen Yi became the acting commander of the New Fourth Army after key leaders were incapacitated and was later awarded the rank of Marshal in 1955 for his contributions [7]. - Fu Qiutao, the deputy commander of the First Detachment, participated in major battles during the Liberation War and was awarded the rank of General in 1955 [9]. - Zhang Dingcheng, the commander of the Second Detachment, held significant positions post-war but did not participate in the 1955 rank awarding [11]. - Cu Yu, the deputy commander of the Second Detachment, was recognized as a prominent military leader and awarded the rank of General in 1955 [11]. - Zhang Yunyi, the commander of the Third Detachment, was also awarded the rank of General in 1955 for his contributions [13]. - Gao Jingtian, the commander of the Fourth Detachment, passed away in 1939 and did not receive honors posthumously in 1955 [15]. Group 4: Overall Impact - Despite being outnumbered and less equipped than the Eighth Route Army, the New Fourth Army's leaders achieved remarkable feats under challenging conditions, leaving a lasting legacy in Chinese military history [15].