What did touching the sword to the back of the knights necks represent?

What year did Germany join the war? When was World War 2 officially ended with Germany by treaty? What was the name of the code of honor knights swore to uphold? What happened in August 27-30 1862? When was Poston War Relocation Center created? What name is given to soldiers on foot? How does the military use alliance building? Was sonar used in World War 2? Which two countries signed a nonaggression pact in 1939? Where was Ned Kelly hung? When was the world war 2 over? Why was general McClellan reinstated as commander of the army of Potomac? What was the british publics view on the appeasment policy in World War 2? What is the significance of the battle between the USS Monitor and CSS Virginia? Which central pacific battle in June 1942 broke the back of the Japanese navy? What is a Russian vatnik? Which of these do you do in the post reading phase? What was the date that bin ladin was killed? Who won the war on the eastern front? Who was the souths greatest general during the Civil War?