No , they were not, they were Royalty, or Aristocrats.
The possessive form of the plural, proper noun Romanovs is Romanovs'.example: The Romanovs' dog is a prize winner.
The Romanovs - band - was created in 2003.
The Fall of the Romanovs was created on 1917-09-06.
Canonization of the Romanovs was born on 1868-05-18.
Canonization of the Romanovs died on 1918-07-17.
The Romanovs ruled Russia from 1613-1917 when they were ousted by the broadly based revolution in March of that year.
Russia.
The Bolsheviks
yes
No, the KGB was not yet in existence when the Romanovs were alive. The Romanovs did however have their own secret police.
Romanovs
No, the Romanovs were executed after Russia left the War, arguably at Lenin's orders.