The article is devoted to the study of hybrid warfare, as well as its influence on the reflection of business transactions in the accounting system. The study was conducted using the following research methods: analysis; synthesis; logical method; systematization, comparison, generalization, historical method. As a result, the features inherent in modern hybrid wars, including Ukrainian-Russian, as well as the specifics of accounting that arise during hostilities with emphasis on accounting features in enterprises whose assets were under the direct influence of hostilities, in particular, in the uncontrolled territories of Luhansk and Donetsk regions of Ukraine.

Historical aspects of development of accounting in credit unions in the second half of the nineteenth century and at the beginning of the twentieth century. The expedition of studying the peculiarities of the development of credit unions in the historical retrospective has been grounded. The history of the emergency and expansion of credit unions in different countries of the world has been considered. The dependence of the development of credit cooperatives on the territorial affiliation of Russian lands with the Austria-Hungary and Russian Empire in the second half of the nineteenth and early twentieth centuries has been analyzed. The features of construction of the accounting system of Ukrainian credit unions on the territory of the Austro-Hungarian Empire have been disclosed. The influence of the development of professional organizations and normal regulation on the construction of the accounting system of credit unions on the territory of the Russian Empire has been considered. Approaches to building an accounting system of credit unions in English-speaking countries have been excluded. The relationship between accounting information and the functioning of the corporate governance system of credit unions has been identified. The necessity of paying due attention to solving the problem of minimizing the opportunistic behavior of credit union management on the basis of improving their accounting system has been grounded.