The analysis of the Russian military press from 1914-1916 shows that Romania’s entry into the war on the Entente side was an important issue not only for the editors themselves, but also for the military commandment of the Russian army. The Information Office attached to the Directorate-General for Press and Prints, the Press Office attached to the General Staff and the Russian press agencies were closely monitoring and trying to influence the evolution of the Romanian public opinion regarding Romania’s entry as an ally. Of course, the main task of materials suggesting that Romanians would pick up their weapons against Russia’s enemies was to inspire the certainty of the final victory among the Russian soldiers in the trenches, the main readers of these periodicals.