About a tenth of Estonia's land area consists of islands in this sea
The battles on this front ran from Liege in 1914 to the 2nd battle of the Marne in 1918; it was rarely quiet
This treaty that ended WWI was repudiated by Hitler in 1935
The Danton was sunk, but the French battleship named for this "Candide" author survived the war
Nicknamed for the granddaughter of arms maker Alfred Krupp, this howitzer weighed 43 tons
This green plant pigment is also found in algae & in some bacteria
In 1875 this plant breeder moved to California using profits earned on his potato
It's defined as an atom or group of atoms that has an electrical charge
A 1991 photo of Gaspra taken by the Galileo probe was the first close-up of one of these minor planets
In the 1940s this Nobel Prize winner & vitamin C advocate studied the structure of antibodies