What were some challenges british had during the war for independence

They were an ocean away from their home land, so it made it harder to get resources and what they needed.  

i am pretty sure it is a

the romans were initially interested in expansion via sicily (which at that time was a cultural melting pot), part of which lay under carthaginian control. at the start of the first punic war (264-241 bc), carthage was the dominant power of the western mediterranean, with an extensive maritime empire