Answer:
I say its true but i have no clue and if i get it wrong you can report me :)
Explanation:
There is not an official number but there is the famous Five Word Rule. It states that if 5 consecutive words are used as someone else wrote them then it can be considered to be plagiarism even though you might not have wanted to plagiarize and genuinely had the same thought.
Peloponnesian War, (431–404 bce), war fought between the two leading city-states in ancient Greece, Athens and Sparta. Each stood at the head of alliances that, between them, included nearly every Greek city-state.so Greece won the Peloponnesian war i think.
The Protestant Reformation broke the religious unity in Europe. It defined the content of the modern era.
Hope this helps!