How to Get Drinks in an English Pub

In an English pub you've got multiple generations, you've got mainly local people. So the etiquette at the bar will be different. And there's a sort of gentlemanly understanding that if you know, you have to acknowledge that this person next to you got to the bar first. If it's a Friday night and everyone's elbowing their way to the bar and being ruthless, if it's a more. touristy British themed pub in Japan, it's like a thing that you want to experience for the sake of it.