Peloponnesian War造句怎么写

There's a striking moment at the start of Thucydides' "Peloponnesian War" when he surveys Greek history up to then. The striking part is, it only lasts a couple of pages.

Ever since Thucydides observed that the shift in power from Sparta to Athens was the fundamental cause of the Peloponnesian War, scholars have watched such moments with apprehension.