The views of Radicals are as follows:
(i) The group who wanted to bring about immediate social change in Russia were radicals.
(ii) They wanted a government on the majority of country's population.
(iii)They were against private properties.
Or
Nazism was a political system started by Hitler in Germany akin to dictatorship and fascism. It propagated hatred for the Jews.
Reasons for popularity:
(i) Unstable political condition after World War-I.
(ii) Unjust Treaty of Versailles.
(iii) Hitler's charismatic personality.