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.
For details about the major evacuation of Allied troops from Dunkirk, see Dunkirk evacuation. For the other battles of the same name, see Battle of Dunkirk (disambiguation). The Battle of Dunkirk took place in Dunkirk, France, during the Second World War between the Allies and Nazi Germany. As part of the Battle of France on the Western Front, the Battle of Dunkirk was the defence and evacuation of British and Allied forces in Europe from 26 May â 4 June 1940. After the Phoney War, the Battle of France began in earnest on 10 May 1940.