this happened many times already. russia also recovered from the collapse of rus, the time of troubles and the collapse of the russian empire. check this out: > the time of troubles (russian: cyoe pe, romanized: smutnoye vremya), also known as smuta (russian: cya, lit.'troubles'),[1] was a period of political crisis in russia which began in 1598 with the death of feodor i,[2] the last of the house of rurik, and ended in 1613 with the accession of michael i of the house of romanov.  > it was a period of deep social crisis and lawlessness following the death of feodor i, a weak and possibly intellectually disabled ruler who died without an heir. his death ended the rurik dynasty, leading to a violent succession crisis with numerous usurpers and false dmitrys (imposters) claiming the title of tsar.[3] russia experienced the famine of 16011603, which killed almost a third of the population, within three years of feodor's death.  > the time of troubles ended with the election of michael romanov as tsar by the zemsky sobor in 1613, establishing the romanov dynasty, which ruled russia until the february revolution in 1917.
Russian Federation