Assertion: phalanx | /r/HasProperty | static
Facets:
Source sentences:
text: This was shown at the Battle of Magnesia, where, once the Seleucid supporting cavalry elements were driven off, the phalanx was static and unable to go on the offensive against its Roman opponents (although they continued to resist stoutly and attempted a fighting withdrawal under a hail of Roman missiles, until the elephants posted on their flanks panicked and disrupted their formation).