1 1931年“九·一八”事变后,杜重远离开东北,移居北平,开始以宣传抗日救亡为职业。1931年9月27日,他与北平其他爱国人士一起成立了“东北民众抗日救国会”,被选为常务理事兼政治部副部长。同年11月3日,当马占山在黑龙江省嫩江桥率部抗击日寇时,他和其他人士一起发动群众募捐,发电报,写慰问信,支持爱国官兵的抗日战争,使马占山部队得到很大鼓 After the “9.18 Incident” in 1931, Du Yuanyuan far left the northeast and moved to Peiping to start his career in propaganda of anti-Japanese national salvation. On September 27, 1931, together with other patriotic people in Peiping, he set up the “Northeast Anti-Japanese National Salvation Association” and was elected as standing director and deputy minister of political department. On November 3 of the same year, when Ma Zhanshan was fighting the Japanese invaders at Nenjiang Qiaoqiao in Heilongjiang Province, he and other parties mobilized public funds, telegrams and letters of conscientiousity to support the anti-Japanese war of patriotic officers and men so that the troops of Ma Zhanshan got a large drum