1925 In May, Wen Yiduo couldn't stand the discrimination against the yellow race by the "Jin and Yuan Empire". He ended his life as a "fugitive" one year ahead of schedule and has taught in Beijing, Nanjing, Wuhan and Qingdao. 1937 12 13 Nanjing fell, and the national temporary university composed of Tsinghua, Peking University and Nankai was moved from Changsha to Kunming and changed to Southwest United University. Wen Yiduo pays attention to the development of the current situation while teaching. 1944 In the early summer, he expressed his wish to Zhou Xinmin, the producer of * * *. After requesting the party organization, Zhou Xinmin told Wen Yiduo that his participation in the China Democratic League was more conducive to playing a role in the democratic movement.

/kloc-in the autumn of 0/930, Wen Yiduo was employed by the National Qingdao University as the dean of the College of Literature and the head of the China Literature Department. At that time, Qingdao was a famous coastal city, and the colonial rule had a serious impact. The Japanese were arrogant and evil here. Some students of Qingdao University were beaten black and blue by Japanese ronin for no reason on the beach, but the Japanese ronin sent the students to the police station for detention. While smiling ingratiatingly at the Japanese, the police called and accused the school of conniving at the students. Wen Yiduo was furious and shouted, "China! China! Are you dead? " Look for the principal to judge. Under the strong protest of Wen Yiduo and the students, the police had to release the students.

1932, the power and interest dispute between Nanjing National Government and Shandong local forces extended to Qingdao University, with factional disputes and frequent agitation. Wen Yiduo was attacked and slandered a lot and was forced to resign. Wen Yiduo left Qingdao on 1932 and returned to his alma mater, Tsinghua University, as a professor of Chinese Department. At that time, the head of the Chinese Department was Zhu Ziqing, two poets and scholars, Wen and Zhu, who began to study * * * and became close friends. Besides Professor Ren Qinghua, Wen Yiduo also teaches in schools such as yenching university, Peking University and Art College. Academically, he also traced the study of Tang poetry back to the study of poetry in the pre-Qin and Han dynasties, and made great efforts to open up the research fields of The Book of Songs and Songs of the South. After the outbreak of War of Resistance against Japanese Aggression, he became a professor at National Southwest United University and took an active part in the patriotic and democratic struggle. 1937 at the beginning of the Anti-Japanese War, he taught at the National Southwest United University. During the eight-year anti-Japanese war, he grew a beard and vowed never to shave it off until the victory of the anti-Japanese war, expressing his determination to fight the war to the end.