Last time we spoke about the battle Yaoyi. Japan pushed hard into Hubei with a plan: surround the main Chinese forces and seize Yichang, hoping to use it to strike at Chongqing. At first, the fighting was chaotic and punishing. The Chinese side tried to hold the line and disrupt the advance, and they even managed setbacks for the Japanese, pushing back, retaking key ground, and hitting supply and positioning weaknesses. But victory came with a cost: commanders were lost, and every gain was hard-won. Still, the battle didn't unfold as a clean Chinese retreat or a simple Japanese win. As Japanese units shifted and tested for openings, the Chinese forces adjusted—delaying, regrouping, and fighting to keep their formations from being completely trapped. Eventually, Japan managed to break through at critical moments, especially through crossings and maneuvers that the Chinese had not fully sealed off. In the end, Japan succeeded in taking Yichang, but it didn't achieve the decisive annihilation it wanted.

#201 The New Fourth Army Incident and the Strained United Front

Welcome to the Fall and Rise of China Podcast, I am your dutiful host Craig Watson. But, before we start I want to also remind you this podcast is only made possible through the efforts of Kings and Generals over at Youtube. Perhaps you want to learn more about the history of Asia? Kings and Generals have an assortment of episodes on history of asia and much more so go give them a look over on Youtube. So please subscribe to Kings and Generals over at Youtube and to continue helping us produce this content please check out www.patreon.com/kingsandgenerals. If you are still hungry for some more history related content, over on my channel, the Pacific War Channel where I cover the history of China and Japan from the 19th century until the end of the Pacific War.

After the catastrophe of the early 1930s, the Chinese Communist Party (CCP) entered the war against Japan in a political mood that was both hopeful and wary: it wanted to be seen as a genuine national leader of resistance, yet it also feared being absorbed—or destroyed—by the Guomindang (KMT) state it had spent years battling. That tension became the organizing principle of the war's early years.

The turning point came from the Xi'an Incident in December 1936, which forced a new calculation in Nationalist politics. In the months that followed, agreements between KMT and CCP representatives were publicly proclaimed in August and September 1937, after the Shanghai fighting began. Under these arrangements, the CCP accepted constraints that in peacetime would have looked like surrender: it pledged to strive for Sun Yixian's "Three People's Principles," to end its former policies of armed revolt and sovietization, to abolish the soviet government, and to discontinue both the term "Red Army" and the expectation that its forces would operate outside central control. Communist troops would be treated as part of the national military under KMT command, and the revolution's old administrative structures were to be formally dismantled.

In return, the KMT offered the CCP something just as important: space to exist publicly and politically. Liaison offices were permitted in key cities; the CCP was allowed to publish the New China Daily; and it could nominate representatives to KMT advisory bodies. Civil rights were extended—political prisoners were released—and subsidies were established to help cover administrative and military expenses in "reintegrated" areas and territories. The war thus transformed the tactical reality on the ground: the CCP could not treat the KMT as an immediate enemy, but it also could not afford to become politically passive. It had to learn how to fight Japan while building legitimacy fast enough to survive the next phase.

In the first year and a half, the Party Center focused on three problems that kept returning in different forms: how the "united front" would be defined—especially what the CCP's relationship to the National government should be; how to coordinate military strategy and tactics with Nationalist units without losing control of its own operations; and how leadership should be consolidated, particularly for Mao Zedong in a party that still contained rival centers of authority. These disputes mattered not just for doctrine but for survival, because the CCP's autonomy was constantly being tested by the very alliance that was supposed to protect it.

Mao's own approach to the united front combined cooperation with a refusal to surrender independence. Publicly, the CCP praised Jiang Jieshi and the KMT and promised unity, but it did so in language that was deliberately broad. In private (and in internal party debates), Mao treated unity as conditional: the CCP must not split the united front, but it also must not be "bound hand and foot." The strategic idea that emerged was political initiative under constraints—fighting when it could plausibly claim justification, keeping enough restraint that the CCP would not appear self-interested or anti-national, and deciding for itself when to engage and when to withdraw.

This balance was reinforced through military reorganization. In August–September 1937, CCP forces were reorganized as the Eighth Route Army (8RA), with roughly 30,000 men drawn from Long March survivors, local forces, and new recruits. The 8RA was divided into three divisions: the 115th, 120th, and 129th, commanded by Lin Biao, He Long, and Liu Bocheng respectively. Shortly after the war began, the National government also authorized a second major Communist force: the New Fourth Army (N4A), to operate in central China. Its core came from those left behind when the Long March began in 1934—small groups surviving in difficult conditions against continuing KMT pressure. Officially authorized at 12,000, it took months to reach that strength. Nominally commanded by Ye Ting, actual military and political control rested with Xiang Ying and Chen Yi. From the start, then, the CCP's wartime "integration" with the National system coexisted with a clear effort to preserve internal control.

Ideologically, the CCP worked to make its revolutionary program compatible—at least in appearance—with a national resistance coalition. On the New Democracy demonstrated how this strategy operated on two levels. In KMT-controlled spaces, its language could be read as aligning with liberal-democratic expectations: public participation, multi-party governance, legally protected civil rights. But in CCP-controlled areas, the same text could carry sharper class-based and authoritarian implications. The Party wanted a united front that broadened support without becoming committed to Nationalist limits on how society itself might be reorganized after victory.

Meanwhile, even as the rhetoric of unity rose, the CCP worried about something more dangerous than military setbacks: the possibility that the KMT might accommodate Japan. Late 1939 and early 1940 made this fear harder to dismiss. Japan pursued collaboration with Wang Jingwei, culminating in the establishment of a "reorganized" government at Nanjing in March 1940. At the same time, Japanese intermediaries sought approaches to Chiang Kai-shek himself—an effort that the CCP tracked closely as a sign that peace negotiations might be possible even when battlefield conditions looked grim. Propaganda was involved, but the anxiety was real: if Japan and the Nationalists reached an arrangement, the CCP's whole wartime legitimacy-building effort could collapse overnight.

As a result, the united front was interpreted inside the CCP not as a permanent coalition with the KMT, but as a flexible strategy with a cardinal purpose: to prevent peace between Japan and the Nationalists. Mao's position on the united front reflected this. For him, the alliance was meant to suspend the possibility of a China–Japan settlement, not to end the CCP's separate identity. The CCP could participate in a reconstituted national framework—possibly even a "democratic republic"—to gain legality and influence, but it should remain politically and, where possible, physically separate from the KMT.

By 1939, however, the practical meaning of "flexibility" collided with reality. What had seemed, to some observer...