Elements in the periodic table are grouped as metals, metalloids or semimetals, and nonmetals. The metalloids separate the metals and nonmetals on a periodic table. Also, many periodic table have a stair-step line on the table identifying the element groups.
Quick Facts. Background. The Second Battle of the Marne marked the turning of the tide in World War I. It began with the last German offensive of the conflict and was quickly followed by the first allied offensive victory of 1918.
The Battle of the Somme was fought by the British and their allies, including New Zealand, against the Germans by the Somme river in France. It was fought from July 1st to November 18th. 1916. Led by British Commander-in-Chief Sir Douglas Haig, the Battle of the Somme was one of the largest in World War One, and has become known as one of the bloodiest battles in history. In December 1915, the Allied war strategy was decided at the Chantilly Conference.