>>3229825
At a guess it's some kind of generic Ethiopian armed forces patch. It has an anchor, rifles, and wings, so I'm guessing it's not a specific branch.
>>3229825
Looks like it's attached to some sort of jacket
Whatever it is, it's something to do with St Mark. I'd assume it's Venetian
>>3229922
>>3229984
https://en.wikipedia.org/wiki/Lagunari
Basically Italian marines. Ethiopia was a good guess, though they've been landlocked for the last 30 years or so.
thanks fellas. Found it in a military surplus store for £7.50