The generalizing work of a famous scientist offers a systematic version of the main foreign policy events in the history of the Russian Empire of the 19th - early 20th centuries. The first volume is devoted to the turbulent era of the reign of Alexander I for Russia and Europe. This time is marked by the expansion of Russia's borders in the Caucasus, wars with Napoleon, a difficult victory in the Patriotic War of 1812 and the creation of the Holy Union of Monarchs. The publication is based on numerous primary sources, equipped with a scientific apparatus and a personal index.