yeah, it's worded strangely; as if both conflicts were exclusively/divisively maritime.
Which is a shame because the role of the Colonial Navy and later the U.S. Navy in the war of independence and later in the War of 1812 is actually fascinating and often overlooked
John Paul Jones, for example had an amazing (as in interesting, not 'goodly') life ( https://en.wikipedia.org/wiki/John_Paul_Jones )
And the Battle of Lake Erie https://en.wikipedia.org/wiki/Battle_of_Lake_Erie