The '''Romanov czars''' were the [[czar]]s who ruled [[Russia]] from the accession of [[Michael Romanov]] in 1613 until the abdication of [[Nicholas II]] after the [[February Revolution]] of 1917.
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The '''Romanov czars''' were the [[tsar]]s who ruled [[Russia]] from the accession of [[Michael Romanov]] in 1613 until the abdication of [[Nicholas II]] after the [[February Revolution]] of 1917.
Under Romanov rule, [[serf|serfdom]] was both introduced into Russia (under Peter I) and abolished (under Alexander II).
Under Romanov rule, [[serf|serfdom]] was both introduced into Russia (under Peter I) and abolished (under Alexander II).