▁the ▁Philipp ine ▁Const ab ul ary ▁and ▁the ▁ 1 1 th ▁and ▁ 1 4 th ▁Infantry ▁Regiment ▁of ▁the ▁United ▁States ▁Ar med ▁Forces ▁in ▁the ▁Philippines ▁– ▁Northern ▁Lu zon ▁or ▁USA FI P - NL ▁from ▁the ▁Battle ▁of ▁C ag ay an ▁Valley ▁during ▁the ▁Second ▁World ▁War . ▁ ▁Post - war ▁era ▁ ▁The ▁Hotel ▁D elf ino ▁sie ge ▁was ▁a ▁blo ody ▁coup ▁attempt ▁that ▁took ▁place ▁on ▁March ▁ 4 , ▁ 1 9 9 0 , ▁when ▁susp ended ▁C ag ay an ▁governor ▁Rod ol fo ▁Agu inal do ▁and ▁his ▁armed ▁men ▁of ▁ 2 0 0 ▁seized ▁Hotel ▁D elf ino ▁in ▁T ug u eg ara o . ▁They ▁held ▁as ▁host age ▁Brig ad ier ▁General ▁Oscar ▁Flor endo , ▁his ▁driver ▁and ▁four ▁members ▁of ▁the ▁civil ian ▁staff , ▁and ▁several ▁other ▁people ▁for ▁several ▁hours . ▁The ▁government ▁launched ▁a ▁gun f ight ▁to ▁kill ▁Agu inal do ▁and ▁his ▁men . ▁Kil led ▁in ▁the ▁action ▁was ▁one ▁of ▁Agu inal do ' s ▁men , ▁Brig . ▁Gen . ▁Flor endo ▁and ▁ 1 2 ▁others , ▁with ▁ 1 0 ▁persons ▁wounded . ▁Agu inal do ▁was ▁slightly ▁wounded ▁but ▁eventually ▁escaped ▁and ▁hid ▁in ▁the ▁mountains . ▁ ▁Geography ▁ ▁Situ ated ▁within ▁the ▁C ag ay an ▁Valley ▁region , ▁the ▁province ▁is ▁bounded ▁by ▁the ▁Philipp ine ▁Sea ▁on ▁the ▁east ; ▁on ▁the ▁south ▁by ▁Isabel