On the basis of archive materials, the author analyzes the activity of the Trans-Baikal branch of the Committee of Her Imperial Majesty Grand Duchess Elizabeth Feodorovna on providing charitable aid to the families of persons called up for military service (ZOKEF). In the article, organizational, financial and human resources are identified, as well as the main types of the aid. The author tries to analyze the role of the military Governor, the regional elite, and various social and professional groups. When the organizing the ZOKEF they found an option that didn’t infringe the independence of other charitable associations of the region. In 1915 they established a network of eight County commissions of SOKEF, which opened more than 155 units. A study of the dynamics of ZOKEF activity showed that since the spring of 1915, the main activity was provision of agricultural aid: hiring the extra labor force, the supply of agricultural machinery. This aid united the agronomic service, trusteeship agencies, and cooperatives under the leadership of ZOKEF. An important area of the work was to support those associations that were engaged in the childcare. The author identified behavioral strategies of the participants of ZOKEF.