Answer:
<em>Lenin, Stalin and the Bolsheviks used ruthless methods to surprises political rivals with tight centralization and secret police to enforce power with terror. ... in the </em><u><em>1930s,</em></u><em> in which millions of innocent people perished, had no rationale beyond ... Stalin had subjected all aspects of Soviet society to strict party-state control, not ...
</em>
<em>Missing: </em><u><em>tzar </em></u><em>| Must include: </em><u><em>tzar</em></u>
Explanation:
Muslims pray toward the city called Mecca