Misc: On what date was D-Day?

Questions

Beer: Swiss beer bottled each year on December 6th and sold the following year.?

Beer: Term used for the strongest ales (not lagers).?

Beer: The art or science of brewing beer. Also the name of a homebrew magazine.?

Beer: The brewery in derge's hometown, Frederick, Maryland, brews under this label.?

Beer: Thiz tazetless zwill is zomething different all right, but itz not beer.?