Rubuta ci gaba don wannan sakin layi - A Chechnya, Umarov ya zama magajin Isa Munayev a matsayin kwamandan Southeastern Front (wanda ya kunshi kimanin mayakan 1,000 a shekara ta 2004), yankin soja a kudu maso yammacin Grozny wanda ke iyaka da Georgia da Ingushetia. An dauke shi a matsayin abokin kawancen Shamil Basayev, wanda ke zaune a kudu maso gabashin Vedensky District. A cikin 2003, Umarov ya jagoranci mutanensa a cikin mummunan fada a kusa da garin Shatoy kuma, a cewar majiyoyin Rasha, ya ba da umarnin kai harin bam a hedkwatar FSB na Ingushetia a babban birnin Ingush na Magas da kuma kai hari kan kayayyakin aikin lantarki a garin Kislovodsk a cikin Stavropol Krai. Bayan mutuwar Gelayev a watan Fabrairun 2004, yawancin mutanensa da suka rage sun shiga kungiyar Umarov. A lokacin bazara mai zuwa, tare da Basayev, Umarov ya kasance daya daga cikin shugabannin manyan hare-hare
da Chechen da Ingush mayakan da suka kashe scores na Ingushetia ta jami'an da kuma mambobi ne na jami'an tsaro da kuma takaice kama iko a kan Jamhuriyar ta most garin, Nazran.