Final answer:
Throughout history, the happiness and unity of Austrian citizens have varied due to political and social changes. The Habsburg dynasty and the Austrian Empire fostered some sense of unity, but there were also ethnic tensions and demands for self-governance. During the Nazi regime, opinions on the union with Germany were divided.
Step-by-step explanation:
The question asks whether Austrian citizens were happy and always united. It is important to note that throughout history, Austria has experienced significant political and social changes, resulting in varying degrees of happiness and unity among its citizens.
During the rule of the Habsburg dynasty and the Austrian Empire, there was a sense of unity and loyalty towards the ruling family. However, there were also instances of ethnic tensions and demands for self-governance from various ethnic groups within the empire.
Under the Nazi regime, Austria was annexed by Germany, and while some Austrians favored the union, others opposed it. It is important to recognize that the actions of a few individuals or groups do not represent the opinions and feelings of an entire population.