(A) February 21, 1916
(B) April 14, 1918
(C) ** December 19, 1916
(D) May 8, 2004
EXPLANATIONS BELOW
Concept note-1: -Battle of Verdun, (February 21–December 18, 1916), World War I engagement in which the French repulsed a major German offensive. It was one of the longest, bloodiest, and most-ferocious battles of the war; French casualties amounted to about 400, 000, German ones to about 350, 000. Some 300, 000 were killed.
Concept note-2: -In a war known for its brutality, the Battle of Verdun, (February 21–December 18, 1916), was among the longest and most bloodiest conflicts of World War I. In the battle that slogged on for 10 months, the French held off a major German offensive.
Concept note-3: -The battle of Verdun, beginning as a brilliant German offensive, ended as an offensive victory for the French.
Concept note-4: -There were more than 700, 000 victims – 305, 000 killed and missing and 400, 000 wounded (approximately), with almost identical losses on both sides. Yet fighting continued around Verdun until 1918.