What's the Kennection? #209

According to Genesis, what land had a garden watered by four rivers: the Pishon, Gihon, Tigris, and Euphrates?

What chocolate-covered toffee candy bar was one of the original flavors of Dairy Queen Blizzard in 1985?

What Salvation Army rank is Barbara Undershaft, title character of a 1905 George Bernard Shaw play?

A 1999 Sundance horror hit was named for the witch Elly Kedward, who hailed from what colonial Maryland township?

In what month of 1945 did V-E Day end World War II in Europe?

What's the "Kennection"?