I would say A would be your best option
This is referred to as Nationalism. It is the notion or belief that one's country possesses qualities or traits not found in that of other nations. It often promotes a sense of exceptionalism and superiority; therefore, it has often led to <em>Chauvinism </em>which is a rather hostile form of Nationalism and is often utilised as a political tool to achieve an ends.
The Nazi party was founded in 1933. and the event that led Europe to another war Kristallnacht " the night of broken glass"