What's Walmart? Not everybody is an american, you know?
It's a department store with cheap crap.
Look up "World's Largest Companies" and you'll see Walmart at #1 by about a $75bil/yr lead on #2.
I posted links earlier in this thread as to why everyone is trolling him. Instead of trolling the trolls, based on nothing, I'd advise you to take a look at those links.