rebuilt his partisan army, follow his comrade, Nguyễn Chích to march south through the mountains into Nghệ An, where they ambushed a Ming force in Quỳ Châu district. The Lam Son partisans advanced to Con Cuong district on the upper Cả River. By the end of 1424, Le Loi's rebels had forced the Ming army being clustered in Vinh, which is provincial capital of Nghệ An. Le Loi recruited thousands soldiers from ethnic minority in the highland west of the Cả River delta for his army. His forces then defeated an army of ethnic minority troops who had joined the Ming cause. Then they headed east down into the coastal lowlands of Nghệ An. He sought to convince the densely ethnic-Kinh population areas in Nghe An by demonstrating discipline and refraining from exactions. In 1425, as the Ming court was preoccupied with the death of one emperor and the accession of another, Lê Lợi led armies both to the south and to the north. In the south, his soldiers under Trần Nguyên Hãn defeated a Ming army in modern Quảng Bình and then marched through modern Quảng Trị and Thừa Thiên, and gained control of the southern land. In the north, Lê Lợi's men captured a Ming supply fleet in northern Nghệ An, then pursued the Ming force in Thanh Hoa and besieged them at Tây Đô. Nguyễn Trãi, a Confucian scholar who was a comrade of Lê Lợi, helped him mapped the army's strategy and tactics. By the end of 1425, Lê Lợi's Vietnamese rebels liberated all land from Thanh Hoa to the south, and besieged all the Ming forces in the region. Pushing north In 1425, the Ming Emperor Zhu Zhanji expressed his opinion that it would be better to restore the Trần dynasty and return to the old tributary relationship. In the next year, Zhang Fu requested permission to resume command of Ming Jiaozhi army to deal with the worsening situation there, the emperor refused. In 1426, Zhu Zhanji proclaimed a general amnesty and abolished all taxes in Jiaozhi except for land taxes to be paid in rice, needed to supply Ming garrisons. In 1426 Lê Lợi sent his armies led by his generals, Trịnh Khả, Lý Triện, Đỗ Bí, Lưu Nhân Chú, Bùi Bị, Đinh Lễ, Nguyễn Xí through the mountains north of Tây Đô to emerge at the head of the Red River plain, threatening