How could I forget about Kraut! I'm an idiot!
Ryat, a Canuck is a Canadian.
Kyke, Heb, Yid, Red Sea Pedestrian would be a Jew.
Daego Wop would be an Italian.
Spic, Wetback, Beaner, Greaser is Hispanic.
Chink is Chinese.
Gook is Vietnamese.
Jap is Japanese.
Pinko, Red, Commie is for anoyone communistic, but especially Russian.
Ruskie is specifically Russian.
Aussie is Australian.
Kiwi is New Zealander.
Pollock is Polish.
Already hit on the French and English.
Hmm... can't think of any others off the top of my head. Anyone?