The poliudie was the process of gathering tribute

Tribute

A tribute is wealth, often in kind, that one party gives to another as a sign of respect or, as was often the case in historical contexts, of submission or allegiance. Various ancient states, which could be called suzerains, exacted tribute from areas they had conquered or threatened to conquer...

 by the rulers of Kievan Rus'

Kievan Rus'

Kievan Rus was a medieval polity in Eastern Europe, from the late 9th to the mid 13th century, when it disintegrated under the pressure of the Mongol invasion of 1237–1240....

 from vassal

Vassal

A vassal or feudatory is a person who has entered into a mutual obligation to a lord or monarch in the context of the feudal system in medieval Europe. The obligations often included military support and mutual protection, in exchange for certain privileges, usually including the grant of land held...

 East Slavic

East Slavs

The East Slavs are Slavic peoples speaking East Slavic languages. Formerly the main population of the medieval state of Kievan Rus, by the seventeenth century they evolved into the Russian, Ukrainian, and Belarusian peoples.-Sources:...

 tribes.

The poliudie was described in De Administrando Imperio

De Administrando Imperio

De Administrando Imperio is the Latin title of a Greek work written by the 10th-century Eastern Roman Emperor Constantine VII. The Greek title of the work is...

by the Byzantine

Byzantine Empire

The Byzantine Empire was the Eastern Roman Empire during the periods of Late Antiquity and the Middle Ages, centred on the capital of Constantinople. Known simply as the Roman Empire or Romania to its inhabitants and neighbours, the Empire was the direct continuation of the Ancient Roman State...

 emperor Constantine Porphyrogenitus. In winter, the ruler of Kiev

Kiev

Kiev or Kyiv is the capital and the largest city of Ukraine, located in the north central part of the country on the Dnieper River. The population as of the 2001 census was 2,611,300. However, higher numbers have been cited in the press....

 went out on rounds, visiting Dregovichs

Dregovichs

The Dregoviches were one of the tribal unions of Early East Slavs, and inhabited the territories down the stream of the Pripyat River and northern parts of the right bank of the Dnieper river...

, Krivichs, Drevlians, Severians

Severians

The Severians or Severyans or Siverians were a tribe or tribal union of early East Slavs occupying areas to the east of the middle Dnieper river around the rivers Desna, Sejm and Sula on the territory of the archaeological Romny culture....

, and other subordinated tribes. Some paid tribute in money, some in furs or other commodities, and some in slaves. In April, the prince returned to Kiev.

The Primary Chronicle

Primary Chronicle

The Primary Chronicle , Ruthenian Primary Chronicle or Russian Primary Chronicle, is a history of Kievan Rus' from about 850 to 1110, originally compiled in Kiev about 1113.- Three editions :...

 suggests Olga of Kiev

Olga of Kiev

Saint Olga , or Olga the Beauty, hypothetically Old Norse: Helga In some Scandinavian sources she was called other name. born c. 890 died 11 July 969, Kiev) was a ruler of Kievan Rus' as regent Saint Olga , or Olga the Beauty, hypothetically Old Norse: Helga In some Scandinavian sources she was...

 changed the method of gathering tribute. The chronicle reports that Olga's husband, Igor, was killed by the Drevlians angered at his attempt to collect more tribute than it had been agreed. After his death, Olga appointed her own officials to gather and deliver tribute, at least in some of the areas of her domain, preferring not to rely on local chiefs and the system of poliudie. Valentin Yanin

Valentin Yanin

Valentin Lavrentievich Yanin is a leading Russian historian who has authored 700 books and articles. He has also edited a number of important journals and primary sources, including works on medieval Russian law, sphragistics and epigraphy, archaeology and history...

 suggests that Olga's reform was the first germ of the Rus' law, later codified as the Russkaya Pravda

Russkaya Pravda

Russkaya Pravda was the legal code of Kievan Rus' and the subsequent Rus' principalities during the times of feudal division.In spite of great influence of Byzantine legislation on the contemporary world, and in...

.