I believe knights were only trained to defend their lord.
The Pope.
Pope Innocent III
European knights were urged to join the Crusades by Pope Urban II. They were to rout the Muslims and free the holy city of Jerusalem as well as protect the Holy Roman Empire at Byzantium in 1095. The reward was forgiveness for all of their sins.
knights templar
Knights are nobles because they are sons of knights wich are nobles.
The European knights wore a suit of armor and their weapon is a sword
The European knights followed the Code of Chivalry, which was a moral and honor code.
to eat my poo
The Pope.
I believe a one title a knight can go by is 'Sir' but it is only an educated guess.
No, you did not answer this question properly!
yo face
received salaries in payment for their service
Their Lord/King or the kingdom's Marshall.
Pope Innocent III
The code of behavior for knights was called the Code of Chivalry. There is a link below to an article that explains it.
received salaries in payment for their service