The Macedonian army advanced as far as the pass of Thermopylae which divides Greece in two parts, but it did not attempt to take it because it was strongly guarded by a joint force of Athenians, Spartans, and Achaeans.
The Macedonian army advanced as far as the pass of Thermopylae which divides Greece in two parts , but it did not attempt to take it because it was strongly guarded by a joint force of Athenians , Spartans , and Achaeans .
because