▁Kingdom , ▁the ▁United ▁States , ▁and ▁a ▁number ▁of ▁smaller ▁countries , ▁most ▁of ▁which ▁are ▁UK ▁or ▁US ▁territ ories , ▁or ▁have ▁close ▁historical ▁t ies ▁with ▁the ▁UK ▁or ▁US . ▁ ▁Us age ▁ ▁Road ▁traffic ▁ ▁Speed ▁limits ▁and ▁road ▁traffic ▁spe eds ▁are ▁given ▁in ▁miles ▁per ▁hour ▁in ▁the ▁following ▁juris dict ions : ▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁ ▁( occ asion ally ) ▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁ ▁( al ong ▁with ▁kilom eters ▁per ▁hour ) ▁▁▁▁ ▁The ▁following ▁British ▁O verse as ▁Territ ories : ▁ ▁An gu illa ▁ ▁British ▁Virgin ▁Islands ▁ ▁C ay man ▁Islands ▁ ▁F alk land ▁Islands ▁ ▁Saint ▁Hel ena , ▁As c ension ▁and ▁Tr istan ▁da ▁C un ha ▁▁ ▁Tur ks ▁and ▁Ca icos ▁Islands ▁ ▁The ▁Crown ▁dependencies : ▁ ▁B ail i wick ▁of ▁Gu ern sey ▁ ▁Is le ▁of ▁Man ▁ ▁Jersey ▁▁▁ ▁The ▁following ▁United ▁States ▁over se as ▁dependencies : ▁American ▁Sam oa ▁ ▁Gu am ▁▁ ▁Northern ▁Mar iana ▁Islands ▁ ▁Puerto ▁Rico ▁▁ ▁U . S . ▁Virgin ▁Islands ▁ ▁Rail ▁networks ▁ ▁Mil es ▁per ▁hour ▁is ▁the ▁unit ▁also ▁used ▁in ▁the ▁Canadian ▁rail ▁system . ▁ ▁N aut ical ▁and ▁aer onaut ical ▁usage ▁N aut ical ▁and ▁aer onaut ical ▁applications ▁favour ▁the ▁kn ot ▁as ▁a ▁common ▁unit ▁of ▁speed . ▁( One ▁kn ot ▁is ▁one ▁na ut ical ▁mile ▁per ▁hour , ▁with ▁a ▁na ut ical ▁mile ▁being ▁exactly ▁ 1 , 8 5