thumb|Monument in Liubech by Giennadij Jerszow After Yaroslav the Wise's death, his sons divided the lands, which significantly accelerated political fragmentation. Although his succession plan aimed to prevent conflict, it ultimately sowed the seeds of feudal division. The Council of Liubech, convened by several princes, including Vladimir Monomakh, sought to settle disputes and clarify the inheritance of principalities. This agreement formalized Kievan Rus's division into regional hereditary principalities, thereby legalizing fragmentation. The adage "Let everyone hold his own" emerged, signifying that each prince would govern his own territory without interference from others.
thumb|Monument in Liubech by Giennadij Jerszow After Yaroslav the Wise's death, his sons divided the lands, which significantly accelerated political fragmentation. Although his succession plan aimed to prevent conflict, it ultimately sowed the seeds of feudal division. The Council of Liubech, convened by several princes, including Vladimir Monomakh, sought to settle disputes and clarify the inheritance of principalities. This agreement formalized Kievan Rus's division into regional hereditary principalities, thereby legalizing fragmentation. The adage "Let everyone hold his own" emerged, signifying that each prince would govern his own territory without interference from others.