The immediate cause of World War I that made the aforementioned items come into play (alliances, imperialism, militarism, nationalism) was the assassination of Archduke Franz Ferdinand of Austria-Hungary. ... This assassination led to Austria-Hungary declaring war on Serbia.
<span>Kepler's laws of motion helped overturn the earlier Aristotelian astronomical system which believed that the sun and planets revolved around the Earth. In order for the older system to work, a complicated mechanism known as "epicycles" was required to make the visible motions match the theory.</span>
Answer:
German Americans began intentionally “assimilating” to avoid becoming targets.