The Laurentian codex is a copy of a history of this city compiled by the monk Nestor titled the Primary Chronicle.
In this city, a cave where a monk named Anthony collected his disciples became the site of the Monastery of the Caves. The payment of vira was mandated by a law code from this city that did not include capital punishment and was created by a ruler who feuded with Boleslaw the Bold, who supposedly chipped his sword on this city's gate. The Laurentian codex is a copy of a history of this city compiled by the monk Nestor titled the Primary Chronicle. Oleg moved his capital to this city from Novgorod. The Tatar Yoke was imposed after this Rurikid-controlled city's destruction by the Mongols in 1240. For 10 points, name this center of the Rus' federation.
In this city, a cave where a monk named Anthony collected his disciples became the site of the Monastery of the Caves.
Kiev [or Kyiv]