The Kingdom of Georgia lasted for centuries.
Kingdom of Georgia . It reached its Golden Age of political and economic strength during the reign of King David IV and Queen Tamar the Great from 11th to 13th centuries . Renewed incursions from 1386 led to the final collapse of the kingdom into anarchy by 1466 and the mutual recognition of its constituent kingdoms of Kartli , Kakheti and Imereti as independent states between 1490 and 1493 .